2008921825

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{673}}^1\times {\mathrm{859}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 2515637600

約数和(自身を除く): 506715775

約数列:

[1, 5, 25, 139, 673, 695, 859, 3365, 3475, 4295, 16825, 21475, 93547, 119401, 467735, 578107, 597005, 2338675, 2890535, 2985025, 14452675, 80356873, 401784365, 2008921825]

約数ペア:

[(1, 2008921825), (5, 401784365), (25, 80356873), (139, 14452675), (673, 2985025), (695, 2890535), (859, 2338675), (3365, 597005), (3475, 578107), (4295, 467735), (16825, 119401), (21475, 93547)]