1258072000

素因数分解:

$2^6\times 5^3\times {\mathrm{157259}}^1$

素因数の和:157286

約数の個数: 56

約数和(自身を含む): 3115635120

約数和(自身を除く): 1857563120

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, 4000, 8000, 157259, 314518, 629036, 786295, 1258072, 1572590, 2516144, 3145180, 3931475, 5032288, 6290360, 7862950, 10064576, 12580720, 15725900, 19657375, 25161440, 31451800, 39314750, 50322880, 62903600, 78629500, 125807200, 157259000, 251614400, 314518000, 629036000, 1258072000]

約数ペア:

[(1, 1258072000), (2, 629036000), (4, 314518000), (5, 251614400), (8, 157259000), (10, 125807200), (16, 78629500), (20, 62903600), (25, 50322880), (32, 39314750), (40, 31451800), (50, 25161440), (64, 19657375), (80, 15725900), (100, 12580720), (125, 10064576), (160, 7862950), (200, 6290360), (250, 5032288), (320, 3931475), (400, 3145180), (500, 2516144), (800, 1572590), (1000, 1258072), (1600, 786295), (2000, 629036), (4000, 314518), (8000, 157259)]