82439240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{158537}}^1$

素因数の和:158561

約数の個数: 32

約数和(自身を含む): 199757880

約数和(自身を除く): 117318640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 158537, 317074, 634148, 792685, 1268296, 1585370, 2060981, 3170740, 4121962, 6341480, 8243924, 10304905, 16487848, 20609810, 41219620, 82439240]

約数ペア:

[(1, 82439240), (2, 41219620), (4, 20609810), (5, 16487848), (8, 10304905), (10, 8243924), (13, 6341480), (20, 4121962), (26, 3170740), (40, 2060981), (52, 1585370), (65, 1268296), (104, 792685), (130, 634148), (260, 317074), (520, 158537)]