82112080

素因数分解:

$2^4\times 5^1\times {\mathrm{1026401}}^1$

素因数の和:1026414

約数の個数: 20

約数和(自身を含む): 190910772

約数和(自身を除く): 108798692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1026401, 2052802, 4105604, 5132005, 8211208, 10264010, 16422416, 20528020, 41056040, 82112080]

約数ペア:

[(1, 82112080), (2, 41056040), (4, 20528020), (5, 16422416), (8, 10264010), (10, 8211208), (16, 5132005), (20, 4105604), (40, 2052802), (80, 1026401)]