99866440

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3041}}^1$

素因数の和:3873

約数の個数: 32

約数和(自身を含む): 225047160

約数和(自身を除く): 125180720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 3041, 3284, 4105, 6082, 6568, 8210, 12164, 15205, 16420, 24328, 30410, 32840, 60820, 121640, 2496661, 4993322, 9986644, 12483305, 19973288, 24966610, 49933220, 99866440]

約数ペア:

[(1, 99866440), (2, 49933220), (4, 24966610), (5, 19973288), (8, 12483305), (10, 9986644), (20, 4993322), (40, 2496661), (821, 121640), (1642, 60820), (3041, 32840), (3284, 30410), (4105, 24328), (6082, 16420), (6568, 15205), (8210, 12164)]