80195240

素因数分解:

$2^3\times 5^1\times {\mathrm{2004881}}^1$

素因数の和:2004892

約数の個数: 16

約数和(自身を含む): 180439380

約数和(自身を除く): 100244140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2004881, 4009762, 8019524, 10024405, 16039048, 20048810, 40097620, 80195240]

約数ペア:

[(1, 80195240), (2, 40097620), (4, 20048810), (5, 16039048), (8, 10024405), (10, 8019524), (20, 4009762), (40, 2004881)]