77000

素因数分解:

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

素因数の和:39

約数の個数: 64

約数和(自身を含む): 224640

約数和(自身を除く): 147640

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, 700, 770, 875, 1000, 1100, 1375, 1400, 1540, 1750, 1925, 2200, 2750, 3080, 3500, 3850, 5500, 7000, 7700, 9625, 11000, 15400, 19250, 38500, 77000]

約数ペア:

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