812050

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 24

約数和(自身を含む): 1534500

約数和(自身を除く): 722450

約数列:

[1, 2, 5, 10, 25, 50, 109, 149, 218, 298, 545, 745, 1090, 1490, 2725, 3725, 5450, 7450, 16241, 32482, 81205, 162410, 406025, 812050]

約数ペア:

[(1, 812050), (2, 406025), (5, 162410), (10, 81205), (25, 32482), (50, 16241), (109, 7450), (149, 5450), (218, 3725), (298, 2725), (545, 1490), (745, 1090)]