20177056225

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{42391}}^1$

素因数の和:42721

約数の個数: 24

約数和(自身を含む): 25441982720

約数和(自身を除く): 5264926495

約数列:

[1, 5, 25, 79, 241, 395, 1205, 1975, 6025, 19039, 42391, 95195, 211955, 475975, 1059775, 3348889, 10216231, 16744445, 51081155, 83722225, 255405775, 807082249, 4035411245, 20177056225]

約数ペア:

[(1, 20177056225), (5, 4035411245), (25, 807082249), (79, 255405775), (241, 83722225), (395, 51081155), (1205, 16744445), (1975, 10216231), (6025, 3348889), (19039, 1059775), (42391, 475975), (95195, 211955)]