79212080

素因数分解:

$2^4\times 5^1\times {\mathrm{990151}}^1$

素因数の和:990164

約数の個数: 20

約数和(自身を含む): 184168272

約数和(自身を除く): 104956192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 990151, 1980302, 3960604, 4950755, 7921208, 9901510, 15842416, 19803020, 39606040, 79212080]

約数ペア:

[(1, 79212080), (2, 39606040), (4, 19803020), (5, 15842416), (8, 9901510), (10, 7921208), (16, 4950755), (20, 3960604), (40, 1980302), (80, 990151)]