61889000

素因数分解:

$2^3\times 5^3\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 146016000

約数和(自身を除く): 84127000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 199, 200, 250, 311, 398, 500, 622, 796, 995, 1000, 1244, 1555, 1592, 1990, 2488, 3110, 3980, 4975, 6220, 7775, 7960, 9950, 12440, 15550, 19900, 24875, 31100, 38875, 39800, 49750, 61889, 62200, 77750, 99500, 123778, 155500, 199000, 247556, 309445, 311000, 495112, 618890, 1237780, 1547225, 2475560, 3094450, 6188900, 7736125, 12377800, 15472250, 30944500, 61889000]

約数ペア:

[(1, 61889000), (2, 30944500), (4, 15472250), (5, 12377800), (8, 7736125), (10, 6188900), (20, 3094450), (25, 2475560), (40, 1547225), (50, 1237780), (100, 618890), (125, 495112), (199, 311000), (200, 309445), (250, 247556), (311, 199000), (398, 155500), (500, 123778), (622, 99500), (796, 77750), (995, 62200), (1000, 61889), (1244, 49750), (1555, 39800), (1592, 38875), (1990, 31100), (2488, 24875), (3110, 19900), (3980, 15550), (4975, 12440), (6220, 9950), (7775, 7960)]