12764000

素因数分解:

$2^5\times 5^3\times {\mathrm{3191}}^1$

素因数の和:3216

約数の個数: 48

約数和(自身を含む): 31370976

約数和(自身を除く): 18606976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 3191, 4000, 6382, 12764, 15955, 25528, 31910, 51056, 63820, 79775, 102112, 127640, 159550, 255280, 319100, 398875, 510560, 638200, 797750, 1276400, 1595500, 2552800, 3191000, 6382000, 12764000]

約数ペア:

[(1, 12764000), (2, 6382000), (4, 3191000), (5, 2552800), (8, 1595500), (10, 1276400), (16, 797750), (20, 638200), (25, 510560), (32, 398875), (40, 319100), (50, 255280), (80, 159550), (100, 127640), (125, 102112), (160, 79775), (200, 63820), (250, 51056), (400, 31910), (500, 25528), (800, 15955), (1000, 12764), (2000, 6382), (3191, 4000)]