200810900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{10091}}^1$

素因数の和:10304

約数の個数: 36

約数和(自身を含む): 437992800

約数和(自身を除く): 237181900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3980, 4975, 9950, 10091, 19900, 20182, 40364, 50455, 100910, 201820, 252275, 504550, 1009100, 2008109, 4016218, 8032436, 10040545, 20081090, 40162180, 50202725, 100405450, 200810900]

約数ペア:

[(1, 200810900), (2, 100405450), (4, 50202725), (5, 40162180), (10, 20081090), (20, 10040545), (25, 8032436), (50, 4016218), (100, 2008109), (199, 1009100), (398, 504550), (796, 252275), (995, 201820), (1990, 100910), (3980, 50455), (4975, 40364), (9950, 20182), (10091, 19900)]