90023855

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{823}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 109638144

約数和(自身を除く): 19614289

約数列:

[1, 5, 131, 167, 655, 823, 835, 4115, 21877, 107813, 109385, 137441, 539065, 687205, 18004771, 90023855]

約数ペア:

[(1, 90023855), (5, 18004771), (131, 687205), (167, 539065), (655, 137441), (823, 109385), (835, 107813), (4115, 21877)]