158488180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{72701}}^1$

素因数の和:72819

約数の個数: 24

約数和(自身を含む): 335883240

約数和(自身を除く): 177395060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 72701, 145402, 290804, 363505, 727010, 1454020, 7924409, 15848818, 31697636, 39622045, 79244090, 158488180]

約数ペア:

[(1, 158488180), (2, 79244090), (4, 39622045), (5, 31697636), (10, 15848818), (20, 7924409), (109, 1454020), (218, 727010), (436, 363505), (545, 290804), (1090, 145402), (2180, 72701)]