51282280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{183151}}^1$

素因数の和:183169

約数の個数: 32

約数和(自身を含む): 131869440

約数和(自身を除く): 80587160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 183151, 366302, 732604, 915755, 1282057, 1465208, 1831510, 2564114, 3663020, 5128228, 6410285, 7326040, 10256456, 12820570, 25641140, 51282280]

約数ペア:

[(1, 51282280), (2, 25641140), (4, 12820570), (5, 10256456), (7, 7326040), (8, 6410285), (10, 5128228), (14, 3663020), (20, 2564114), (28, 1831510), (35, 1465208), (40, 1282057), (56, 915755), (70, 732604), (140, 366302), (280, 183151)]