156638590

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{19079}}^1$

素因数の和:19907

約数の個数: 16

約数和(自身を含む): 282307680

約数和(自身を除く): 125669090

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 19079, 38158, 95395, 190790, 15663859, 31327718, 78319295, 156638590]

約数ペア:

[(1, 156638590), (2, 78319295), (5, 31327718), (10, 15663859), (821, 190790), (1642, 95395), (4105, 38158), (8210, 19079)]