100172920

素因数分解:

$2^3\times 5^1\times {\mathrm{2504323}}^1$

素因数の和:2504334

約数の個数: 16

約数和(自身を含む): 225389160

約数和(自身を除く): 125216240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2504323, 5008646, 10017292, 12521615, 20034584, 25043230, 50086460, 100172920]

約数ペア:

[(1, 100172920), (2, 50086460), (4, 25043230), (5, 20034584), (8, 12521615), (10, 10017292), (20, 5008646), (40, 2504323)]