2289025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 3075200

約数和(自身を除く): 786175

約数列:

[1, 5, 19, 25, 61, 79, 95, 305, 395, 475, 1159, 1501, 1525, 1975, 4819, 5795, 7505, 24095, 28975, 37525, 91561, 120475, 457805, 2289025]

約数ペア:

[(1, 2289025), (5, 457805), (19, 120475), (25, 91561), (61, 37525), (79, 28975), (95, 24095), (305, 7505), (395, 5795), (475, 4819), (1159, 1975), (1501, 1525)]