68709490

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{8369}}^1$

素因数の和:9197

約数の個数: 16

約数和(自身を含む): 123842520

約数和(自身を除く): 55133030

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 8369, 16738, 41845, 83690, 6870949, 13741898, 34354745, 68709490]

約数ペア:

[(1, 68709490), (2, 34354745), (5, 13741898), (10, 6870949), (821, 83690), (1642, 41845), (4105, 16738), (8210, 8369)]