51293480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{183191}}^1$

素因数の和:183209

約数の個数: 32

約数和(自身を含む): 131898240

約数和(自身を除く): 80604760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 183191, 366382, 732764, 915955, 1282337, 1465528, 1831910, 2564674, 3663820, 5129348, 6411685, 7327640, 10258696, 12823370, 25646740, 51293480]

約数ペア:

[(1, 51293480), (2, 25646740), (4, 12823370), (5, 10258696), (7, 7327640), (8, 6411685), (10, 5129348), (14, 3663820), (20, 2564674), (28, 1831910), (35, 1465528), (40, 1282337), (56, 915955), (70, 732764), (140, 366382), (280, 183191)]