218540825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{380071}}^1$

素因数の和:380104

約数の個数: 12

約数和(自身を含む): 282773568

約数和(自身を除く): 64232743

約数列:

[1, 5, 23, 25, 115, 575, 380071, 1900355, 8741633, 9501775, 43708165, 218540825]

約数ペア:

[(1, 218540825), (5, 43708165), (23, 9501775), (25, 8741633), (115, 1900355), (575, 380071)]