200247680

素因数分解:

$2^7\times 5^1\times {\mathrm{312887}}^1$

素因数の和:312906

約数の個数: 32

約数和(自身を含む): 478718640

約数和(自身を除く): 278470960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 312887, 625774, 1251548, 1564435, 2503096, 3128870, 5006192, 6257740, 10012384, 12515480, 20024768, 25030960, 40049536, 50061920, 100123840, 200247680]

約数ペア:

[(1, 200247680), (2, 100123840), (4, 50061920), (5, 40049536), (8, 25030960), (10, 20024768), (16, 12515480), (20, 10012384), (32, 6257740), (40, 5006192), (64, 3128870), (80, 2503096), (128, 1564435), (160, 1251548), (320, 625774), (640, 312887)]