2019521575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{673}}^1\times {\mathrm{4139}}^1$

素因数の和:4851

約数の個数: 24

約数和(自身を含む): 2595034800

約数和(自身を除く): 575513225

約数列:

[1, 5, 25, 29, 145, 673, 725, 3365, 4139, 16825, 19517, 20695, 97585, 103475, 120031, 487925, 600155, 2785547, 3000775, 13927735, 69638675, 80780863, 403904315, 2019521575]

約数ペア:

[(1, 2019521575), (5, 403904315), (25, 80780863), (29, 69638675), (145, 13927735), (673, 3000775), (725, 2785547), (3365, 600155), (4139, 487925), (16825, 120031), (19517, 103475), (20695, 97585)]