25621460

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4871}}^1$

素因数の和:5143

約数の個数: 24

約数和(自身を含む): 54020736

約数和(自身を除く): 28399276

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 4871, 5260, 9742, 19484, 24355, 48710, 97420, 1281073, 2562146, 5124292, 6405365, 12810730, 25621460]

約数ペア:

[(1, 25621460), (2, 12810730), (4, 6405365), (5, 5124292), (10, 2562146), (20, 1281073), (263, 97420), (526, 48710), (1052, 24355), (1315, 19484), (2630, 9742), (4871, 5260)]