251233025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{727}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 326062464

約数和(自身を除く): 74829439

約数列:

[1, 5, 23, 25, 115, 575, 601, 727, 3005, 3635, 13823, 15025, 16721, 18175, 69115, 83605, 345575, 418025, 436927, 2184635, 10049321, 10923175, 50246605, 251233025]

約数ペア:

[(1, 251233025), (5, 50246605), (23, 10923175), (25, 10049321), (115, 2184635), (575, 436927), (601, 418025), (727, 345575), (3005, 83605), (3635, 69115), (13823, 18175), (15025, 16721)]