25240520

素因数分解:

$2^3\times 5^1\times {\mathrm{631013}}^1$

素因数の和:631024

約数の個数: 16

約数和(自身を含む): 56791260

約数和(自身を除く): 31550740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631013, 1262026, 2524052, 3155065, 5048104, 6310130, 12620260, 25240520]

約数ペア:

[(1, 25240520), (2, 12620260), (4, 6310130), (5, 5048104), (8, 3155065), (10, 2524052), (20, 1262026), (40, 631013)]