90804575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 119040000

約数和(自身を除く): 28235425

約数列:

[1, 5, 23, 25, 79, 115, 395, 575, 1817, 1975, 1999, 9085, 9995, 45425, 45977, 49975, 157921, 229885, 789605, 1149425, 3632183, 3948025, 18160915, 90804575]

約数ペア:

[(1, 90804575), (5, 18160915), (23, 3948025), (25, 3632183), (79, 1149425), (115, 789605), (395, 229885), (575, 157921), (1817, 49975), (1975, 45977), (1999, 45425), (9085, 9995)]