80624080

素因数分解:

$2^4\times 5^1\times {\mathrm{1007801}}^1$

素因数の和:1007814

約数の個数: 20

約数和(自身を含む): 187451172

約数和(自身を除く): 106827092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1007801, 2015602, 4031204, 5039005, 8062408, 10078010, 16124816, 20156020, 40312040, 80624080]

約数ペア:

[(1, 80624080), (2, 40312040), (4, 20156020), (5, 16124816), (8, 10078010), (10, 8062408), (16, 5039005), (20, 4031204), (40, 2015602), (80, 1007801)]