25820680108

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{81711013}}^1$

素因数の和:81711096

約数の個数: 12

約数和(自身を含む): 45758167840

約数和(自身を除く): 19937487732

約数列:

[1, 2, 4, 79, 158, 316, 81711013, 163422026, 326844052, 6455170027, 12910340054, 25820680108]

約数ペア:

[(1, 25820680108), (2, 12910340054), (4, 6455170027), (79, 326844052), (158, 163422026), (316, 81711013)]