105416875

素因数分解:

$5^4\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1288

約数の個数: 20

約数和(自身を含む): 132720016

約数和(自身を除く): 27303141

約数列:

[1, 5, 25, 125, 151, 625, 755, 1117, 3775, 5585, 18875, 27925, 94375, 139625, 168667, 698125, 843335, 4216675, 21083375, 105416875]

約数ペア:

[(1, 105416875), (5, 21083375), (25, 4216675), (125, 843335), (151, 698125), (625, 168667), (755, 139625), (1117, 94375), (3775, 27925), (5585, 18875)]