7700000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{11}}^1$

素因数の和:53

約数の個数: 144

約数和(自身を含む): 23623488

約数和(自身を除く): 15923488

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 160, 175, 176, 200, 220, 224, 250, 275, 280, 308, 350, 352, 385, 400, 440, 500, 550, 560, 616, 625, 700, 770, 800, 875, 880, 1000, 1100, 1120, 1232, 1250, 1375, 1400, 1540, 1750, 1760, 1925, 2000, 2200, 2464, 2500, 2750, 2800, 3080, 3125, 3500, 3850, 4000, 4375, 4400, 5000, 5500, 5600, 6160, 6250, 6875, 7000, 7700, 8750, 8800, 9625, 10000, 11000, 12320, 12500, 13750, 14000, 15400, 17500, 19250, 20000, 21875, 22000, 25000, 27500, 28000, 30800, 34375, 35000, 38500, 43750, 44000, 48125, 50000, 55000, 61600, 68750, 70000, 77000, 87500, 96250, 100000, 110000, 137500, 140000, 154000, 175000, 192500, 220000, 240625, 275000, 308000, 350000, 385000, 481250, 550000, 700000, 770000, 962500, 1100000, 1540000, 1925000, 3850000, 7700000]

約数ペア:

[(1, 7700000), (2, 3850000), (4, 1925000), (5, 1540000), (7, 1100000), (8, 962500), (10, 770000), (11, 700000), (14, 550000), (16, 481250), (20, 385000), (22, 350000), (25, 308000), (28, 275000), (32, 240625), (35, 220000), (40, 192500), (44, 175000), (50, 154000), (55, 140000), (56, 137500), (70, 110000), (77, 100000), (80, 96250), (88, 87500), (100, 77000), (110, 70000), (112, 68750), (125, 61600), (140, 55000), (154, 50000), (160, 48125), (175, 44000), (176, 43750), (200, 38500), (220, 35000), (224, 34375), (250, 30800), (275, 28000), (280, 27500), (308, 25000), (350, 22000), (352, 21875), (385, 20000), (400, 19250), (440, 17500), (500, 15400), (550, 14000), (560, 13750), (616, 12500), (625, 12320), (700, 11000), (770, 10000), (800, 9625), (875, 8800), (880, 8750), (1000, 7700), (1100, 7000), (1120, 6875), (1232, 6250), (1250, 6160), (1375, 5600), (1400, 5500), (1540, 5000), (1750, 4400), (1760, 4375), (1925, 4000), (2000, 3850), (2200, 3500), (2464, 3125), (2500, 3080), (2750, 2800)]