51777200

素因数分解:

$2^4\times 5^2\times {\mathrm{129443}}^1$

素因数の和:129461

約数の個数: 30

約数和(自身を含む): 124395684

約数和(自身を除く): 72618484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 129443, 258886, 517772, 647215, 1035544, 1294430, 2071088, 2588860, 3236075, 5177720, 6472150, 10355440, 12944300, 25888600, 51777200]

約数ペア:

[(1, 51777200), (2, 25888600), (4, 12944300), (5, 10355440), (8, 6472150), (10, 5177720), (16, 3236075), (20, 2588860), (25, 2071088), (40, 1294430), (50, 1035544), (80, 647215), (100, 517772), (200, 258886), (400, 129443)]