154000

素因数分解:

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

素因数の和:41

約数の個数: 80

約数和(自身を含む): 464256

約数和(自身を除く): 310256

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, 700, 770, 875, 880, 1000, 1100, 1232, 1375, 1400, 1540, 1750, 1925, 2000, 2200, 2750, 2800, 3080, 3500, 3850, 4400, 5500, 6160, 7000, 7700, 9625, 11000, 14000, 15400, 19250, 22000, 30800, 38500, 77000, 154000]

約数ペア:

[(1, 154000), (2, 77000), (4, 38500), (5, 30800), (7, 22000), (8, 19250), (10, 15400), (11, 14000), (14, 11000), (16, 9625), (20, 7700), (22, 7000), (25, 6160), (28, 5500), (35, 4400), (40, 3850), (44, 3500), (50, 3080), (55, 2800), (56, 2750), (70, 2200), (77, 2000), (80, 1925), (88, 1750), (100, 1540), (110, 1400), (112, 1375), (125, 1232), (140, 1100), (154, 1000), (175, 880), (176, 875), (200, 770), (220, 700), (250, 616), (275, 560), (280, 550), (308, 500), (350, 440), (385, 400)]