87575920

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5501}}^1$

素因数の和:5713

約数の個数: 40

約数和(自身を含む): 204674400

約数和(自身を除く): 117098480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 5501, 7960, 11002, 15920, 22004, 27505, 44008, 55010, 88016, 110020, 220040, 440080, 1094699, 2189398, 4378796, 5473495, 8757592, 10946990, 17515184, 21893980, 43787960, 87575920]

約数ペア:

[(1, 87575920), (2, 43787960), (4, 21893980), (5, 17515184), (8, 10946990), (10, 8757592), (16, 5473495), (20, 4378796), (40, 2189398), (80, 1094699), (199, 440080), (398, 220040), (796, 110020), (995, 88016), (1592, 55010), (1990, 44008), (3184, 27505), (3980, 22004), (5501, 15920), (7960, 11002)]