66576025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 85987800

約数和(自身を除く): 19411775

約数列:

[1, 5, 25, 29, 145, 229, 401, 725, 1145, 2005, 5725, 6641, 10025, 11629, 33205, 58145, 91829, 166025, 290725, 459145, 2295725, 2663041, 13315205, 66576025]

約数ペア:

[(1, 66576025), (5, 13315205), (25, 2663041), (29, 2295725), (145, 459145), (229, 290725), (401, 166025), (725, 91829), (1145, 58145), (2005, 33205), (5725, 11629), (6641, 10025)]