201390575

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{677}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 255074448

約数和(自身を除く): 53683873

約数列:

[1, 5, 25, 73, 163, 365, 677, 815, 1825, 3385, 4075, 11899, 16925, 49421, 59495, 110351, 247105, 297475, 551755, 1235525, 2758775, 8055623, 40278115, 201390575]

約数ペア:

[(1, 201390575), (5, 40278115), (25, 8055623), (73, 2758775), (163, 1235525), (365, 551755), (677, 297475), (815, 247105), (1825, 110351), (3385, 59495), (4075, 49421), (11899, 16925)]