102640100

素因数分解:

$2^2\times 5^2\times {\mathrm{1026401}}^1$

素因数の和:1026415

約数の個数: 18

約数和(自身を含む): 222729234

約数和(自身を除く): 120089134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1026401, 2052802, 4105604, 5132005, 10264010, 20528020, 25660025, 51320050, 102640100]

約数ペア:

[(1, 102640100), (2, 51320050), (4, 25660025), (5, 20528020), (10, 10264010), (20, 5132005), (25, 4105604), (50, 2052802), (100, 1026401)]