251121575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2269}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 329331600

約数和(自身を除く): 78210025

約数列:

[1, 5, 19, 25, 95, 233, 475, 1165, 2269, 4427, 5825, 11345, 22135, 43111, 56725, 110675, 215555, 528677, 1077775, 2643385, 10044863, 13216925, 50224315, 251121575]

約数ペア:

[(1, 251121575), (5, 50224315), (19, 13216925), (25, 10044863), (95, 2643385), (233, 1077775), (475, 528677), (1165, 215555), (2269, 110675), (4427, 56725), (5825, 43111), (11345, 22135)]