25487480

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4651}}^1$

素因数の和:4799

約数の個数: 32

約数和(自身を含む): 57777840

約数和(自身を除く): 32290360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4651, 5480, 9302, 18604, 23255, 37208, 46510, 93020, 186040, 637187, 1274374, 2548748, 3185935, 5097496, 6371870, 12743740, 25487480]

約数ペア:

[(1, 25487480), (2, 12743740), (4, 6371870), (5, 5097496), (8, 3185935), (10, 2548748), (20, 1274374), (40, 637187), (137, 186040), (274, 93020), (548, 46510), (685, 37208), (1096, 23255), (1370, 18604), (2740, 9302), (4651, 5480)]