8474500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 19616688

約数和(自身を除く): 11142188

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 997, 1700, 1994, 2125, 3988, 4250, 4985, 8500, 9970, 16949, 19940, 24925, 33898, 49850, 67796, 84745, 99700, 124625, 169490, 249250, 338980, 423725, 498500, 847450, 1694900, 2118625, 4237250, 8474500]

約数ペア:

[(1, 8474500), (2, 4237250), (4, 2118625), (5, 1694900), (10, 847450), (17, 498500), (20, 423725), (25, 338980), (34, 249250), (50, 169490), (68, 124625), (85, 99700), (100, 84745), (125, 67796), (170, 49850), (250, 33898), (340, 24925), (425, 19940), (500, 16949), (850, 9970), (997, 8500), (1700, 4985), (1994, 4250), (2125, 3988)]