A093640 - cp's OEIS frontend

A093640 Number of divisors of n whose binary representation is contained in that of n.

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	6
13	2
14	4
15	3
16	5
17	2
18	4
19	2
20	6
21	2
22	4
23	2
24	8
25	2
26	4
27	3
28	6
29	2
30	6
31	2
32	6
33	2
34	4
35	2
36	6
37	2
38	4
39	3
40	8
41	2
42	4
43	2
44	6
45	4
46	4
47	2
48	10
49	2
50	4
51	3
52	6
53	2
54	6
55	4
56	8
57	3
58	4
59	2
60	9
61	2
62	4
63	4
64	7
65	2
66	4
67	2
68	6
69	2
70	4
71	2
72	8
73	2
74	4
75	4
76	6
77	2
78	6
79	2
80	10
81	2
82	4
83	2
84	6
85	3
86	4
87	3
88	8
89	2
90	8
91	3
92	6
93	3
94	4
95	3
96	12
97	2
98	4
99	3
100	6
101	2

[1, 2, 2, 3, 2, 4, 2, 4, 2, 4, 2, 6, 2, 4, 3, 5, 2, 4, 2, 6, 2, 4, 2, 8, 2, 4, 3, 6, 2, 6, 2, 6, 2, 4, 2, 6, 2, 4, 3, 8, 2, 4, 2, 6, 4, 4, 2, 10, 2, 4, 3, 6, 2, 6, 4, 8, 3, 4, 2, 9, 2, 4, 4, 7, 2, 4, 2, 6, 2, 4, 2, 8, 2, 4, 4, 6, 2, 6, 2, 10, 2, 4, 2, 6, 3, 4, 3, 8, 2, 8, 3, 6, 3, 4, 3, 12, 2, 4, 3, 6, 2]

cp's OEIS Frontend

A093640 Number of divisors of n whose binary representation is contained in that of n.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	6
13	2
14	4
15	3
16	5
17	2
18	4
19	2
20	6
21	2
22	4
23	2
24	8
25	2
26	4
27	3
28	6
29	2
30	6
31	2
32	6
33	2
34	4
35	2
36	6
37	2
38	4
39	3
40	8
41	2
42	4
43	2
44	6
45	4
46	4
47	2
48	10
49	2
50	4
51	3
52	6
53	2
54	6
55	4
56	8
57	3
58	4
59	2
60	9
61	2
62	4
63	4
64	7
65	2
66	4
67	2
68	6
69	2
70	4
71	2
72	8
73	2
74	4
75	4
76	6
77	2
78	6
79	2
80	10
81	2
82	4
83	2
84	6
85	3
86	4
87	3
88	8
89	2
90	8
91	3
92	6
93	3
94	4
95	3
96	12
97	2
98	4
99	3
100	6
101	2

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	6
13	2
14	4
15	3
16	5
17	2
18	4
19	2
20	6
21	2
22	4
23	2
24	8
25	2
26	4
27	3
28	6
29	2
30	6
31	2
32	6
33	2
34	4
35	2
36	6
37	2
38	4
39	3
40	8
41	2
42	4
43	2
44	6
45	4
46	4
47	2
48	10
49	2
50	4
51	3
52	6
53	2
54	6
55	4
56	8
57	3
58	4
59	2
60	9
61	2
62	4
63	4
64	7
65	2
66	4
67	2
68	6
69	2
70	4
71	2
72	8
73	2
74	4
75	4
76	6
77	2
78	6
79	2
80	10
81	2
82	4
83	2
84	6
85	3
86	4
87	3
88	8
89	2
90	8
91	3
92	6
93	3
94	4
95	3
96	12
97	2
98	4
99	3
100	6
101	2

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	2
10	4
11	2
12	6
13	2
14	4
15	3
16	5
17	2
18	4
19	2
20	6
21	2
22	4
23	2
24	8
25	2
26	4
27	3
28	6
29	2
30	6
31	2
32	6
33	2
34	4
35	2
36	6
37	2
38	4
39	3
40	8
41	2
42	4
43	2
44	6
45	4
46	4
47	2
48	10
49	2
50	4
51	3
52	6
53	2
54	6
55	4
56	8
57	3
58	4
59	2
60	9
61	2
62	4
63	4
64	7
65	2
66	4
67	2
68	6
69	2
70	4
71	2
72	8
73	2
74	4
75	4
76	6
77	2
78	6
79	2
80	10
81	2
82	4
83	2
84	6
85	3
86	4
87	3
88	8
89	2
90	8
91	3
92	6
93	3
94	4
95	3
96	12
97	2
98	4
99	3
100	6
101	2