90111025

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{43427}}^1$

素因数の和:43520

約数の個数: 12

約数和(自身を含む): 113086512

約数和(自身を除く): 22975487

約数列:

[1, 5, 25, 83, 415, 2075, 43427, 217135, 1085675, 3604441, 18022205, 90111025]

約数ペア:

[(1, 90111025), (5, 18022205), (25, 3604441), (83, 1085675), (415, 217135), (2075, 43427)]