51960400

素因数分解:

$2^4\times 5^2\times {\mathrm{129901}}^1$

素因数の和:129919

約数の個数: 30

約数和(自身を含む): 124835822

約数和(自身を除く): 72875422

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 129901, 259802, 519604, 649505, 1039208, 1299010, 2078416, 2598020, 3247525, 5196040, 6495050, 10392080, 12990100, 25980200, 51960400]

約数ペア:

[(1, 51960400), (2, 25980200), (4, 12990100), (5, 10392080), (8, 6495050), (10, 5196040), (16, 3247525), (20, 2598020), (25, 2078416), (40, 1299010), (50, 1039208), (80, 649505), (100, 519604), (200, 259802), (400, 129901)]