8257730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63521}}^1$

素因数の和:63541

約数の個数: 16

約数和(自身を含む): 16007544

約数和(自身を除く): 7749814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 63521, 127042, 317605, 635210, 825773, 1651546, 4128865, 8257730]

約数ペア:

[(1, 8257730), (2, 4128865), (5, 1651546), (10, 825773), (13, 635210), (26, 317605), (65, 127042), (130, 63521)]