85511920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82223}}^1$

素因数の和:82249

約数の個数: 40

約数和(自身を含む): 214111296

約数和(自身を除く): 128599376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82223, 164446, 328892, 411115, 657784, 822230, 1068899, 1315568, 1644460, 2137798, 3288920, 4275596, 5344495, 6577840, 8551192, 10688990, 17102384, 21377980, 42755960, 85511920]

約数ペア:

[(1, 85511920), (2, 42755960), (4, 21377980), (5, 17102384), (8, 10688990), (10, 8551192), (13, 6577840), (16, 5344495), (20, 4275596), (26, 3288920), (40, 2137798), (52, 1644460), (65, 1315568), (80, 1068899), (104, 822230), (130, 657784), (208, 411115), (260, 328892), (520, 164446), (1040, 82223)]