69487925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12577}}^1$

素因数の和:12617

約数の個数: 24

約数和(自身を含む): 98259336

約数和(自身を除く): 28771411

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 12577, 62885, 163501, 213809, 314425, 817505, 1069045, 2779517, 4087525, 5345225, 13897585, 69487925]

約数ペア:

[(1, 69487925), (5, 13897585), (13, 5345225), (17, 4087525), (25, 2779517), (65, 1069045), (85, 817505), (221, 314425), (325, 213809), (425, 163501), (1105, 62885), (5525, 12577)]