81312770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{105601}}^1$

素因数の和:105626

約数の個数: 32

約数和(自身を含む): 182480256

約数和(自身を除く): 101167486

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 105601, 211202, 528005, 739207, 1056010, 1161611, 1478414, 2323222, 3696035, 5808055, 7392070, 8131277, 11616110, 16262554, 40656385, 81312770]

約数ペア:

[(1, 81312770), (2, 40656385), (5, 16262554), (7, 11616110), (10, 8131277), (11, 7392070), (14, 5808055), (22, 3696035), (35, 2323222), (55, 1478414), (70, 1161611), (77, 1056010), (110, 739207), (154, 528005), (385, 211202), (770, 105601)]