82668125

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{4561}}^1$

素因数の和:4610

約数の個数: 20

約数和(自身を含む): 106887660

約数和(自身を除く): 24219535

約数列:

[1, 5, 25, 29, 125, 145, 625, 725, 3625, 4561, 18125, 22805, 114025, 132269, 570125, 661345, 2850625, 3306725, 16533625, 82668125]

約数ペア:

[(1, 82668125), (5, 16533625), (25, 3306725), (29, 2850625), (125, 661345), (145, 570125), (625, 132269), (725, 114025), (3625, 22805), (4561, 18125)]