25507340

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1259}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 53660880

約数和(自身を除く): 28153540

約数列:

[1, 2, 4, 5, 10, 20, 1013, 1259, 2026, 2518, 4052, 5036, 5065, 6295, 10130, 12590, 20260, 25180, 1275367, 2550734, 5101468, 6376835, 12753670, 25507340]

約数ペア:

[(1, 25507340), (2, 12753670), (4, 6376835), (5, 5101468), (10, 2550734), (20, 1275367), (1013, 25180), (1259, 20260), (2026, 12590), (2518, 10130), (4052, 6295), (5036, 5065)]