25420052

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 52155936

約数和(自身を除く): 26735884

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 491, 602, 982, 1204, 1849, 1964, 3437, 3698, 6874, 7396, 12943, 13748, 21113, 25886, 42226, 51772, 84452, 147791, 295582, 591164, 907859, 1815718, 3631436, 6355013, 12710026, 25420052]

約数ペア:

[(1, 25420052), (2, 12710026), (4, 6355013), (7, 3631436), (14, 1815718), (28, 907859), (43, 591164), (86, 295582), (172, 147791), (301, 84452), (491, 51772), (602, 42226), (982, 25886), (1204, 21113), (1849, 13748), (1964, 12943), (3437, 7396), (3698, 6874)]