78505130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3943}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 155046528

約数和(自身を除く): 76541398

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 3943, 3982, 7886, 9955, 19715, 19910, 39430, 43373, 86746, 216865, 433730, 713683, 1427366, 3568415, 7136830, 7850513, 15701026, 39252565, 78505130]

約数ペア:

[(1, 78505130), (2, 39252565), (5, 15701026), (10, 7850513), (11, 7136830), (22, 3568415), (55, 1427366), (110, 713683), (181, 433730), (362, 216865), (905, 86746), (1810, 43373), (1991, 39430), (3943, 19910), (3982, 19715), (7886, 9955)]