82101980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{27551}}^1$

素因数の和:27709

約数の個数: 24

約数和(自身を含む): 173577600

約数和(自身を除く): 91475620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 27551, 55102, 110204, 137755, 275510, 551020, 4105099, 8210198, 16420396, 20525495, 41050990, 82101980]

約数ペア:

[(1, 82101980), (2, 41050990), (4, 20525495), (5, 16420396), (10, 8210198), (20, 4105099), (149, 551020), (298, 275510), (596, 137755), (745, 110204), (1490, 55102), (2980, 27551)]