67170820

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5081}}^1$

素因数の和:5751

約数の個数: 24

約数和(自身を含む): 141299928

約数和(自身を除く): 74129108

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 5081, 6610, 10162, 13220, 20324, 25405, 50810, 101620, 3358541, 6717082, 13434164, 16792705, 33585410, 67170820]

約数ペア:

[(1, 67170820), (2, 33585410), (4, 16792705), (5, 13434164), (10, 6717082), (20, 3358541), (661, 101620), (1322, 50810), (2644, 25405), (3305, 20324), (5081, 13220), (6610, 10162)]