A319072 - cp's OEIS frontend

A319072 a(n) is the sum of the non-bi-unitary divisors of n.

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	0
7	0
8	0
9	3
10	0
11	0
12	8
13	0
14	0
15	0
16	4
17	0
18	9
19	0
20	12
21	0
22	0
23	0
24	0
25	5
26	0
27	0
28	16
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	41
37	0
38	0
39	0
40	0
41	0
42	0
43	0
44	24
45	18
46	0
47	0
48	16
49	7
50	15
51	0
52	28
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	48
61	0
62	0
63	24
64	8
65	0
66	0
67	0
68	36
69	0
70	0
71	0
72	45
73	0
74	0
75	20
76	40
77	0
78	0
79	0
80	24
81	9
82	0
83	0
84	64
85	0
86	0
87	0
88	0
89	0
90	54
91	0
92	48
93	0
94	0
95	0
96	0
97	0
98	21
99	36
100	87

[0, 0, 0, 2, 0, 0, 0, 0, 3, 0, 0, 8, 0, 0, 0, 4, 0, 9, 0, 12, 0, 0, 0, 0, 5, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0, 41, 0, 0, 0, 0, 0, 0, 0, 24, 18, 0, 0, 16, 7, 15, 0, 28, 0, 0, 0, 0, 0, 0, 0, 48, 0, 0, 24, 8, 0, 0, 0, 36, 0, 0, 0, 45, 0, 0, 20, 40, 0, 0, 0, 24, 9, 0, 0, 64, 0, 0, 0, 0, 0, 54, 0, 48, 0, 0, 0, 0, 0, 21, 36, 87]

cp's OEIS Frontend

A319072 a(n) is the sum of the non-bi-unitary divisors of n.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	0
7	0
8	0
9	3
10	0
11	0
12	8
13	0
14	0
15	0
16	4
17	0
18	9
19	0
20	12
21	0
22	0
23	0
24	0
25	5
26	0
27	0
28	16
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	41
37	0
38	0
39	0
40	0
41	0
42	0
43	0
44	24
45	18
46	0
47	0
48	16
49	7
50	15
51	0
52	28
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	48
61	0
62	0
63	24
64	8
65	0
66	0
67	0
68	36
69	0
70	0
71	0
72	45
73	0
74	0
75	20
76	40
77	0
78	0
79	0
80	24
81	9
82	0
83	0
84	64
85	0
86	0
87	0
88	0
89	0
90	54
91	0
92	48
93	0
94	0
95	0
96	0
97	0
98	21
99	36
100	87

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	0
7	0
8	0
9	3
10	0
11	0
12	8
13	0
14	0
15	0
16	4
17	0
18	9
19	0
20	12
21	0
22	0
23	0
24	0
25	5
26	0
27	0
28	16
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	41
37	0
38	0
39	0
40	0
41	0
42	0
43	0
44	24
45	18
46	0
47	0
48	16
49	7
50	15
51	0
52	28
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	48
61	0
62	0
63	24
64	8
65	0
66	0
67	0
68	36
69	0
70	0
71	0
72	45
73	0
74	0
75	20
76	40
77	0
78	0
79	0
80	24
81	9
82	0
83	0
84	64
85	0
86	0
87	0
88	0
89	0
90	54
91	0
92	48
93	0
94	0
95	0
96	0
97	0
98	21
99	36
100	87

n	a(n)
1	0
2	0
3	0
4	2
5	0
6	0
7	0
8	0
9	3
10	0
11	0
12	8
13	0
14	0
15	0
16	4
17	0
18	9
19	0
20	12
21	0
22	0
23	0
24	0
25	5
26	0
27	0
28	16
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	41
37	0
38	0
39	0
40	0
41	0
42	0
43	0
44	24
45	18
46	0
47	0
48	16
49	7
50	15
51	0
52	28
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	48
61	0
62	0
63	24
64	8
65	0
66	0
67	0
68	36
69	0
70	0
71	0
72	45
73	0
74	0
75	20
76	40
77	0
78	0
79	0
80	24
81	9
82	0
83	0
84	64
85	0
86	0
87	0
88	0
89	0
90	54
91	0
92	48
93	0
94	0
95	0
96	0
97	0
98	21
99	36
100	87