25502960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45541}}^1$

素因数の和:45561

約数の個数: 40

約数和(自身を含む): 67766496

約数和(自身を除く): 42263536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45541, 91082, 182164, 227705, 318787, 364328, 455410, 637574, 728656, 910820, 1275148, 1593935, 1821640, 2550296, 3187870, 3643280, 5100592, 6375740, 12751480, 25502960]

約数ペア:

[(1, 25502960), (2, 12751480), (4, 6375740), (5, 5100592), (7, 3643280), (8, 3187870), (10, 2550296), (14, 1821640), (16, 1593935), (20, 1275148), (28, 910820), (35, 728656), (40, 637574), (56, 455410), (70, 364328), (80, 318787), (112, 227705), (140, 182164), (280, 91082), (560, 45541)]