12425000

素因数分解:

$2^3\times 5^5\times 7^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 33747840

約数和(自身を除く): 21322840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 125, 140, 142, 175, 200, 250, 280, 284, 350, 355, 497, 500, 568, 625, 700, 710, 875, 994, 1000, 1250, 1400, 1420, 1750, 1775, 1988, 2485, 2500, 2840, 3125, 3500, 3550, 3976, 4375, 4970, 5000, 6250, 7000, 7100, 8750, 8875, 9940, 12425, 12500, 14200, 17500, 17750, 19880, 21875, 24850, 25000, 35000, 35500, 43750, 44375, 49700, 62125, 71000, 87500, 88750, 99400, 124250, 175000, 177500, 221875, 248500, 310625, 355000, 443750, 497000, 621250, 887500, 1242500, 1553125, 1775000, 2485000, 3106250, 6212500, 12425000]

約数ペア:

[(1, 12425000), (2, 6212500), (4, 3106250), (5, 2485000), (7, 1775000), (8, 1553125), (10, 1242500), (14, 887500), (20, 621250), (25, 497000), (28, 443750), (35, 355000), (40, 310625), (50, 248500), (56, 221875), (70, 177500), (71, 175000), (100, 124250), (125, 99400), (140, 88750), (142, 87500), (175, 71000), (200, 62125), (250, 49700), (280, 44375), (284, 43750), (350, 35500), (355, 35000), (497, 25000), (500, 24850), (568, 21875), (625, 19880), (700, 17750), (710, 17500), (875, 14200), (994, 12500), (1000, 12425), (1250, 9940), (1400, 8875), (1420, 8750), (1750, 7100), (1775, 7000), (1988, 6250), (2485, 5000), (2500, 4970), (2840, 4375), (3125, 3976), (3500, 3550)]