A073804 - cp's OEIS frontend

A073804 Numbers k such that the number of divisors of k is greater than that of sigma(k).

n	a(n)
1	4
2	9
3	16
4	18
5	25
6	36
7	48
8	50
9	64
10	72
11	80
12	81
13	100
14	112
15	144
16	162
17	180
18	192
19	196
20	200
21	208
22	225
23	240
24	252
25	256
26	288
27	289
28	300
29	320
30	324
31	336
32	400
33	432
34	441
35	448
36	450
37	468
38	484
39	512
40	576
41	578
42	592
43	624
44	625
45	648
46	676
47	700
48	704
49	720
50	729
51	768
52	784
53	800
54	810
55	832

[4, 9, 16, 18, 25, 36, 48, 50, 64, 72, 80, 81, 100, 112, 144, 162, 180, 192, 196, 200, 208, 225, 240, 252, 256, 288, 289, 300, 320, 324, 336, 400, 432, 441, 448, 450, 468, 484, 512, 576, 578, 592, 624, 625, 648, 676, 700, 704, 720, 729, 768, 784, 800, 810, 832]

cp's OEIS Frontend

A073804 Numbers k such that the number of divisors of k is greater than that of sigma(k).

Table of values

List of values

n	a(n)
1	4
2	9
3	16
4	18
5	25
6	36
7	48
8	50
9	64
10	72
11	80
12	81
13	100
14	112
15	144
16	162
17	180
18	192
19	196
20	200
21	208
22	225
23	240
24	252
25	256
26	288
27	289
28	300
29	320
30	324
31	336
32	400
33	432
34	441
35	448
36	450
37	468
38	484
39	512
40	576
41	578
42	592
43	624
44	625
45	648
46	676
47	700
48	704
49	720
50	729
51	768
52	784
53	800
54	810
55	832

n	a(n)
1	4
2	9
3	16
4	18
5	25
6	36
7	48
8	50
9	64
10	72
11	80
12	81
13	100
14	112
15	144
16	162
17	180
18	192
19	196
20	200
21	208
22	225
23	240
24	252
25	256
26	288
27	289
28	300
29	320
30	324
31	336
32	400
33	432
34	441
35	448
36	450
37	468
38	484
39	512
40	576
41	578
42	592
43	624
44	625
45	648
46	676
47	700
48	704
49	720
50	729
51	768
52	784
53	800
54	810
55	832

n	a(n)
1	4
2	9
3	16
4	18
5	25
6	36
7	48
8	50
9	64
10	72
11	80
12	81
13	100
14	112
15	144
16	162
17	180
18	192
19	196
20	200
21	208
22	225
23	240
24	252
25	256
26	288
27	289
28	300
29	320
30	324
31	336
32	400
33	432
34	441
35	448
36	450
37	468
38	484
39	512
40	576
41	578
42	592
43	624
44	625
45	648
46	676
47	700
48	704
49	720
50	729
51	768
52	784
53	800
54	810
55	832