87250000

素因数分解:

$2^4\times 5^6\times {\mathrm{349}}^1$

素因数の和:387

約数の個数: 70

約数和(自身を含む): 211911350

約数和(自身を除く): 124661350

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 349, 400, 500, 625, 698, 1000, 1250, 1396, 1745, 2000, 2500, 2792, 3125, 3490, 5000, 5584, 6250, 6980, 8725, 10000, 12500, 13960, 15625, 17450, 25000, 27920, 31250, 34900, 43625, 50000, 62500, 69800, 87250, 125000, 139600, 174500, 218125, 250000, 349000, 436250, 698000, 872500, 1090625, 1745000, 2181250, 3490000, 4362500, 5453125, 8725000, 10906250, 17450000, 21812500, 43625000, 87250000]

約数ペア:

[(1, 87250000), (2, 43625000), (4, 21812500), (5, 17450000), (8, 10906250), (10, 8725000), (16, 5453125), (20, 4362500), (25, 3490000), (40, 2181250), (50, 1745000), (80, 1090625), (100, 872500), (125, 698000), (200, 436250), (250, 349000), (349, 250000), (400, 218125), (500, 174500), (625, 139600), (698, 125000), (1000, 87250), (1250, 69800), (1396, 62500), (1745, 50000), (2000, 43625), (2500, 34900), (2792, 31250), (3125, 27920), (3490, 25000), (5000, 17450), (5584, 15625), (6250, 13960), (6980, 12500), (8725, 10000)]