79909790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3881}}^1$

素因数の和:3988

約数の個数: 32

約数和(自身を含む): 150932160

約数和(自身を除く): 71022370

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 3881, 4118, 7762, 10295, 19405, 20590, 38810, 112549, 225098, 275551, 551102, 562745, 1125490, 1377755, 2755510, 7990979, 15981958, 39954895, 79909790]

約数ペア:

[(1, 79909790), (2, 39954895), (5, 15981958), (10, 7990979), (29, 2755510), (58, 1377755), (71, 1125490), (142, 562745), (145, 551102), (290, 275551), (355, 225098), (710, 112549), (2059, 38810), (3881, 20590), (4118, 19405), (7762, 10295)]