51160000

素因数分解:

$2^6\times 5^4\times {\mathrm{1279}}^1$

素因数の和:1311

約数の個数: 70

約数和(自身を含む): 126959360

約数和(自身を除く): 75799360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1279, 1600, 2000, 2500, 2558, 4000, 5000, 5116, 6395, 8000, 10000, 10232, 12790, 20000, 20464, 25580, 31975, 40000, 40928, 51160, 63950, 81856, 102320, 127900, 159875, 204640, 255800, 319750, 409280, 511600, 639500, 799375, 1023200, 1279000, 1598750, 2046400, 2558000, 3197500, 5116000, 6395000, 10232000, 12790000, 25580000, 51160000]

約数ペア:

[(1, 51160000), (2, 25580000), (4, 12790000), (5, 10232000), (8, 6395000), (10, 5116000), (16, 3197500), (20, 2558000), (25, 2046400), (32, 1598750), (40, 1279000), (50, 1023200), (64, 799375), (80, 639500), (100, 511600), (125, 409280), (160, 319750), (200, 255800), (250, 204640), (320, 159875), (400, 127900), (500, 102320), (625, 81856), (800, 63950), (1000, 51160), (1250, 40928), (1279, 40000), (1600, 31975), (2000, 25580), (2500, 20464), (2558, 20000), (4000, 12790), (5000, 10232), (5116, 10000), (6395, 8000)]