51158555

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 74041344

約数和(自身を除く): 22882789

約数列:

[1, 5, 7, 23, 35, 103, 115, 161, 515, 617, 721, 805, 2369, 3085, 3605, 4319, 11845, 14191, 16583, 21595, 63551, 70955, 82915, 99337, 317755, 444857, 496685, 1461673, 2224285, 7308365, 10231711, 51158555]

約数ペア:

[(1, 51158555), (5, 10231711), (7, 7308365), (23, 2224285), (35, 1461673), (103, 496685), (115, 444857), (161, 317755), (515, 99337), (617, 82915), (721, 70955), (805, 63551), (2369, 21595), (3085, 16583), (3605, 14191), (4319, 11845)]