99826640

素因数分解:

$2^4\times 5^1\times {\mathrm{1247833}}^1$

素因数の和:1247846

約数の個数: 20

約数和(自身を含む): 232097124

約数和(自身を除く): 132270484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1247833, 2495666, 4991332, 6239165, 9982664, 12478330, 19965328, 24956660, 49913320, 99826640]

約数ペア:

[(1, 99826640), (2, 49913320), (4, 24956660), (5, 19965328), (8, 12478330), (10, 9982664), (16, 6239165), (20, 4991332), (40, 2495666), (80, 1247833)]