A327830 - cp's OEIS frontend

A327830 Numbers m such that the geometric mean of tau(m) and sigma(m) is an integer.

n	a(n)
1	1
2	7
3	17
4	22
5	30
6	31
7	71
8	94
9	97
10	115
11	119
12	127
13	138
14	154
15	164
16	165
17	199
18	210
19	214
20	217
21	232
22	241
23	260
24	265
25	318
26	337
27	343
28	374
29	382
30	449
31	497
32	510
33	513
34	517
35	527
36	577
37	647
38	658
39	668
40	679
41	682
42	705
43	745
44	759
45	805
46	862
47	881
48	889
49	894
50	930
51	966
52	967
53	996
54	1102
55	1125

[1, 7, 17, 22, 30, 31, 71, 94, 97, 115, 119, 127, 138, 154, 164, 165, 199, 210, 214, 217, 232, 241, 260, 265, 318, 337, 343, 374, 382, 449, 497, 510, 513, 517, 527, 577, 647, 658, 668, 679, 682, 705, 745, 759, 805, 862, 881, 889, 894, 930, 966, 967, 996, 1102, 1125]

cp's OEIS Frontend

A327830 Numbers m such that the geometric mean of tau(m) and sigma(m) is an integer.

Table of values

List of values