90707975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2161}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 119031072

約数和(自身を除く): 28323097

約数列:

[1, 5, 23, 25, 73, 115, 365, 575, 1679, 1825, 2161, 8395, 10805, 41975, 49703, 54025, 157753, 248515, 788765, 1242575, 3628319, 3943825, 18141595, 90707975]

約数ペア:

[(1, 90707975), (5, 18141595), (23, 3943825), (25, 3628319), (73, 1242575), (115, 788765), (365, 248515), (575, 157753), (1679, 54025), (1825, 49703), (2161, 41975), (8395, 10805)]