2790280450025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{3600361871}}^1$

素因数の和:3600361912

約数の個数: 12

約数和(自身を含む): 3571558977024

約数和(自身を除く): 781278526999

約数列:

[1, 5, 25, 31, 155, 775, 3600361871, 18001809355, 90009046775, 111611218001, 558056090005, 2790280450025]

約数ペア:

[(1, 2790280450025), (5, 558056090005), (25, 111611218001), (31, 90009046775), (155, 18001809355), (775, 3600361871)]