A246601 - cp's OEIS frontend

A246601 Sum of divisors d of n with property that the binary representation of d can be obtained from the binary representation of n by changing any number of 1's to 0's.

n	a(n)
1	1
2	2
3	4
4	4
5	6
6	8
7	8
8	8
9	10
10	12
11	12
12	16
13	14
14	16
15	24
16	16
17	18
18	20
19	20
20	24
21	22
22	24
23	24
24	32
25	26
26	28
27	40
28	32
29	30
30	48
31	32
32	32
33	34
34	36
35	36
36	40
37	38
38	40
39	43
40	48
41	42
42	44
43	44
44	48
45	60
46	48
47	48
48	64
49	50
50	52
51	72
52	56
53	54
54	80
55	61
56	64
57	58
58	60
59	60
60	96
61	62
62	64
63	104
64	64
65	66
66	68
67	68
68	72
69	70
70	72

[1, 2, 4, 4, 6, 8, 8, 8, 10, 12, 12, 16, 14, 16, 24, 16, 18, 20, 20, 24, 22, 24, 24, 32, 26, 28, 40, 32, 30, 48, 32, 32, 34, 36, 36, 40, 38, 40, 43, 48, 42, 44, 44, 48, 60, 48, 48, 64, 50, 52, 72, 56, 54, 80, 61, 64, 58, 60, 60, 96, 62, 64, 104, 64, 66, 68, 68, 72, 70, 72]

cp's OEIS Frontend

A246601 Sum of divisors d of n with property that the binary representation of d can be obtained from the binary representation of n by changing any number of 1's to 0's.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	4
5	6
6	8
7	8
8	8
9	10
10	12
11	12
12	16
13	14
14	16
15	24
16	16
17	18
18	20
19	20
20	24
21	22
22	24
23	24
24	32
25	26
26	28
27	40
28	32
29	30
30	48
31	32
32	32
33	34
34	36
35	36
36	40
37	38
38	40
39	43
40	48
41	42
42	44
43	44
44	48
45	60
46	48
47	48
48	64
49	50
50	52
51	72
52	56
53	54
54	80
55	61
56	64
57	58
58	60
59	60
60	96
61	62
62	64
63	104
64	64
65	66
66	68
67	68
68	72
69	70
70	72

n	a(n)
1	1
2	2
3	4
4	4
5	6
6	8
7	8
8	8
9	10
10	12
11	12
12	16
13	14
14	16
15	24
16	16
17	18
18	20
19	20
20	24
21	22
22	24
23	24
24	32
25	26
26	28
27	40
28	32
29	30
30	48
31	32
32	32
33	34
34	36
35	36
36	40
37	38
38	40
39	43
40	48
41	42
42	44
43	44
44	48
45	60
46	48
47	48
48	64
49	50
50	52
51	72
52	56
53	54
54	80
55	61
56	64
57	58
58	60
59	60
60	96
61	62
62	64
63	104
64	64
65	66
66	68
67	68
68	72
69	70
70	72

n	a(n)
1	1
2	2
3	4
4	4
5	6
6	8
7	8
8	8
9	10
10	12
11	12
12	16
13	14
14	16
15	24
16	16
17	18
18	20
19	20
20	24
21	22
22	24
23	24
24	32
25	26
26	28
27	40
28	32
29	30
30	48
31	32
32	32
33	34
34	36
35	36
36	40
37	38
38	40
39	43
40	48
41	42
42	44
43	44
44	48
45	60
46	48
47	48
48	64
49	50
50	52
51	72
52	56
53	54
54	80
55	61
56	64
57	58
58	60
59	60
60	96
61	62
62	64
63	104
64	64
65	66
66	68
67	68
68	72
69	70
70	72