156964341640

素因数分解:

$2^3\times 5^1\times {\mathrm{3924108541}}^1$

素因数の和:3924108552

約数の個数: 16

約数和(自身を含む): 353169768780

約数和(自身を除く): 196205427140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924108541, 7848217082, 15696434164, 19620542705, 31392868328, 39241085410, 78482170820, 156964341640]

約数ペア:

[(1, 156964341640), (2, 78482170820), (4, 39241085410), (5, 31392868328), (8, 19620542705), (10, 15696434164), (20, 7848217082), (40, 3924108541)]