8975000

素因数分解:

$2^3\times 5^5\times {\mathrm{359}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 21092400

約数和(自身を除く): 12117400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 359, 500, 625, 718, 1000, 1250, 1436, 1795, 2500, 2872, 3125, 3590, 5000, 6250, 7180, 8975, 12500, 14360, 17950, 25000, 35900, 44875, 71800, 89750, 179500, 224375, 359000, 448750, 897500, 1121875, 1795000, 2243750, 4487500, 8975000]

約数ペア:

[(1, 8975000), (2, 4487500), (4, 2243750), (5, 1795000), (8, 1121875), (10, 897500), (20, 448750), (25, 359000), (40, 224375), (50, 179500), (100, 89750), (125, 71800), (200, 44875), (250, 35900), (359, 25000), (500, 17950), (625, 14360), (718, 12500), (1000, 8975), (1250, 7180), (1436, 6250), (1795, 5000), (2500, 3590), (2872, 3125)]