85851025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13903}}^1$

素因数の和:13945

約数の個数: 24

約数和(自身を含む): 120686720

約数和(自身を除く): 34835695

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 13903, 69515, 180739, 264157, 347575, 903695, 1320785, 3434041, 4518475, 6603925, 17170205, 85851025]

約数ペア:

[(1, 85851025), (5, 17170205), (13, 6603925), (19, 4518475), (25, 3434041), (65, 1320785), (95, 903695), (247, 347575), (325, 264157), (475, 180739), (1235, 69515), (6175, 13903)]