20212250

素因数分解:

$2^1\times 5^3\times {\mathrm{80849}}^1$

素因数の和:80866

約数の個数: 16

約数和(自身を含む): 37837800

約数和(自身を除く): 17625550

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 80849, 161698, 404245, 808490, 2021225, 4042450, 10106125, 20212250]

約数ペア:

[(1, 20212250), (2, 10106125), (5, 4042450), (10, 2021225), (25, 808490), (50, 404245), (125, 161698), (250, 80849)]