51287000

素因数分解:

$2^3\times 5^3\times {\mathrm{51287}}^1$

素因数の和:51308

約数の個数: 32

約数和(自身を含む): 120013920

約数和(自身を除く): 68726920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 51287, 102574, 205148, 256435, 410296, 512870, 1025740, 1282175, 2051480, 2564350, 5128700, 6410875, 10257400, 12821750, 25643500, 51287000]

約数ペア:

[(1, 51287000), (2, 25643500), (4, 12821750), (5, 10257400), (8, 6410875), (10, 5128700), (20, 2564350), (25, 2051480), (40, 1282175), (50, 1025740), (100, 512870), (125, 410296), (200, 256435), (250, 205148), (500, 102574), (1000, 51287)]