25513780

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{6679}}^1$

素因数の和:6879

約数の個数: 24

約数和(自身を含む): 53867520

約数和(自身を除く): 28353740

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 6679, 13358, 26716, 33395, 66790, 133580, 1275689, 2551378, 5102756, 6378445, 12756890, 25513780]

約数ペア:

[(1, 25513780), (2, 12756890), (4, 6378445), (5, 5102756), (10, 2551378), (20, 1275689), (191, 133580), (382, 66790), (764, 33395), (955, 26716), (1910, 13358), (3820, 6679)]