385000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{11}}^1$

素因数の和:44

約数の個数: 80

約数和(自身を含む): 1124640

約数和(自身を除く): 739640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 125, 140, 154, 175, 200, 220, 250, 275, 280, 308, 350, 385, 440, 500, 550, 616, 625, 700, 770, 875, 1000, 1100, 1250, 1375, 1400, 1540, 1750, 1925, 2200, 2500, 2750, 3080, 3500, 3850, 4375, 5000, 5500, 6875, 7000, 7700, 8750, 9625, 11000, 13750, 15400, 17500, 19250, 27500, 35000, 38500, 48125, 55000, 77000, 96250, 192500, 385000]

約数ペア:

[(1, 385000), (2, 192500), (4, 96250), (5, 77000), (7, 55000), (8, 48125), (10, 38500), (11, 35000), (14, 27500), (20, 19250), (22, 17500), (25, 15400), (28, 13750), (35, 11000), (40, 9625), (44, 8750), (50, 7700), (55, 7000), (56, 6875), (70, 5500), (77, 5000), (88, 4375), (100, 3850), (110, 3500), (125, 3080), (140, 2750), (154, 2500), (175, 2200), (200, 1925), (220, 1750), (250, 1540), (275, 1400), (280, 1375), (308, 1250), (350, 1100), (385, 1000), (440, 875), (500, 770), (550, 700), (616, 625)]