66488885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3517}}^1$

素因数の和:3740

約数の個数: 16

約数和(自身を含む): 84432000

約数和(自身を除く): 17943115

約数列:

[1, 5, 19, 95, 199, 995, 3517, 3781, 17585, 18905, 66823, 334115, 699883, 3499415, 13297777, 66488885]

約数ペア:

[(1, 66488885), (5, 13297777), (19, 3499415), (95, 699883), (199, 334115), (995, 66823), (3517, 18905), (3781, 17585)]