90877585

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{887}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 112868352

約数和(自身を除く): 21990767

約数列:

[1, 5, 31, 155, 661, 887, 3305, 4435, 20491, 27497, 102455, 137485, 586307, 2931535, 18175517, 90877585]

約数ペア:

[(1, 90877585), (5, 18175517), (31, 2931535), (155, 586307), (661, 137485), (887, 102455), (3305, 27497), (4435, 20491)]