80915110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{425869}}^1$

素因数の和:425895

約数の個数: 16

約数和(自身を含む): 153313200

約数和(自身を除く): 72398090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 425869, 851738, 2129345, 4258690, 8091511, 16183022, 40457555, 80915110]

約数ペア:

[(1, 80915110), (2, 40457555), (5, 16183022), (10, 8091511), (19, 4258690), (38, 2129345), (95, 851738), (190, 425869)]