89991290

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{53887}}^1$

素因数の和:54061

約数の個数: 16

約数和(自身を含む): 162957312

約数和(自身を除く): 72966022

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 53887, 107774, 269435, 538870, 8999129, 17998258, 44995645, 89991290]

約数ペア:

[(1, 89991290), (2, 44995645), (5, 17998258), (10, 8999129), (167, 538870), (334, 269435), (835, 107774), (1670, 53887)]