25528000

素因数分解:

$2^6\times 5^3\times {\mathrm{3191}}^1$

素因数の和:3218

約数の個数: 56

約数和(自身を含む): 63239904

約数和(自身を除く): 37711904

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, 1000, 1600, 2000, 3191, 4000, 6382, 8000, 12764, 15955, 25528, 31910, 51056, 63820, 79775, 102112, 127640, 159550, 204224, 255280, 319100, 398875, 510560, 638200, 797750, 1021120, 1276400, 1595500, 2552800, 3191000, 5105600, 6382000, 12764000, 25528000]

約数ペア:

[(1, 25528000), (2, 12764000), (4, 6382000), (5, 5105600), (8, 3191000), (10, 2552800), (16, 1595500), (20, 1276400), (25, 1021120), (32, 797750), (40, 638200), (50, 510560), (64, 398875), (80, 319100), (100, 255280), (125, 204224), (160, 159550), (200, 127640), (250, 102112), (320, 79775), (400, 63820), (500, 51056), (800, 31910), (1000, 25528), (1600, 15955), (2000, 12764), (3191, 8000), (4000, 6382)]