68634575

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 87159600

約数和(自身を除く): 18525025

約数列:

[1, 5, 25, 89, 109, 283, 445, 545, 1415, 2225, 2725, 7075, 9701, 25187, 30847, 48505, 125935, 154235, 242525, 629675, 771175, 2745383, 13726915, 68634575]

約数ペア:

[(1, 68634575), (5, 13726915), (25, 2745383), (89, 771175), (109, 629675), (283, 242525), (445, 154235), (545, 125935), (1415, 48505), (2225, 30847), (2725, 25187), (7075, 9701)]