81893390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{282391}}^1$

素因数の和:282427

約数の個数: 16

約数和(自身を含む): 152491680

約数和(自身を除く): 70598290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 282391, 564782, 1411955, 2823910, 8189339, 16378678, 40946695, 81893390]

約数ペア:

[(1, 81893390), (2, 40946695), (5, 16378678), (10, 8189339), (29, 2823910), (58, 1411955), (145, 564782), (290, 282391)]