6472000

素因数分解:

$2^6\times 5^3\times {\mathrm{809}}^1$

素因数の和:836

約数の個数: 56

約数和(自身を含む): 16047720

約数和(自身を除く): 9575720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 809, 1000, 1600, 1618, 2000, 3236, 4000, 4045, 6472, 8000, 8090, 12944, 16180, 20225, 25888, 32360, 40450, 51776, 64720, 80900, 101125, 129440, 161800, 202250, 258880, 323600, 404500, 647200, 809000, 1294400, 1618000, 3236000, 6472000]

約数ペア:

[(1, 6472000), (2, 3236000), (4, 1618000), (5, 1294400), (8, 809000), (10, 647200), (16, 404500), (20, 323600), (25, 258880), (32, 202250), (40, 161800), (50, 129440), (64, 101125), (80, 80900), (100, 64720), (125, 51776), (160, 40450), (200, 32360), (250, 25888), (320, 20225), (400, 16180), (500, 12944), (800, 8090), (809, 8000), (1000, 6472), (1600, 4045), (1618, 4000), (2000, 3236)]