713756875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 970676784

約数和(自身を除く): 256919909

約数列:

[1, 5, 13, 25, 65, 107, 125, 325, 535, 625, 821, 1391, 1625, 2675, 4105, 6955, 8125, 10673, 13375, 20525, 34775, 53365, 66875, 87847, 102625, 173875, 266825, 439235, 513125, 869375, 1142011, 1334125, 2196175, 5710055, 6670625, 10980875, 28550275, 54904375, 142751375, 713756875]

約数ペア:

[(1, 713756875), (5, 142751375), (13, 54904375), (25, 28550275), (65, 10980875), (107, 6670625), (125, 5710055), (325, 2196175), (535, 1334125), (625, 1142011), (821, 869375), (1391, 513125), (1625, 439235), (2675, 266825), (4105, 173875), (6955, 102625), (8125, 87847), (10673, 66875), (13375, 53365), (20525, 34775)]