3850000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{11}}^1$

素因数の和:51

約数の個数: 120

約数和(自身を含む): 11624256

約数和(自身を除く): 7774256

約数列:

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

約数ペア:

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