25910390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2161}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 51369120

約数和(自身を除く): 25458730

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2161, 2398, 4322, 5995, 10805, 11990, 21610, 23771, 47542, 118855, 235549, 237710, 471098, 1177745, 2355490, 2591039, 5182078, 12955195, 25910390]

約数ペア:

[(1, 25910390), (2, 12955195), (5, 5182078), (10, 2591039), (11, 2355490), (22, 1177745), (55, 471098), (109, 237710), (110, 235549), (218, 118855), (545, 47542), (1090, 23771), (1199, 21610), (2161, 11990), (2398, 10805), (4322, 5995)]