13220520025

素因数分解:

$5^2\times {\mathrm{571}}^1\times {\mathrm{926131}}^1$

素因数の和:926712

約数の個数: 12

約数和(自身を含む): 16422172624

約数和(自身を除く): 3201652599

約数列:

[1, 5, 25, 571, 2855, 14275, 926131, 4630655, 23153275, 528820801, 2644104005, 13220520025]

約数ペア:

[(1, 13220520025), (5, 2644104005), (25, 528820801), (571, 23153275), (2855, 4630655), (14275, 926131)]