157225840

素因数分解:

$2^4\times 5^1\times {\mathrm{1965323}}^1$

素因数の和:1965336

約数の個数: 20

約数和(自身を含む): 365550264

約数和(自身を除く): 208324424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1965323, 3930646, 7861292, 9826615, 15722584, 19653230, 31445168, 39306460, 78612920, 157225840]

約数ペア:

[(1, 157225840), (2, 78612920), (4, 39306460), (5, 31445168), (8, 19653230), (10, 15722584), (16, 9826615), (20, 7861292), (40, 3930646), (80, 1965323)]