80521850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{70019}}^1$

素因数の和:70054

約数の個数: 24

約数和(自身を含む): 156284640

約数和(自身を除く): 75762790

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 70019, 140038, 350095, 700190, 1610437, 1750475, 3220874, 3500950, 8052185, 16104370, 40260925, 80521850]

約数ペア:

[(1, 80521850), (2, 40260925), (5, 16104370), (10, 8052185), (23, 3500950), (25, 3220874), (46, 1750475), (50, 1610437), (115, 700190), (230, 350095), (575, 140038), (1150, 70019)]