68514280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{41777}}^1$

素因数の和:41829

約数の個数: 32

約数和(自身を含む): 157920840

約数和(自身を除く): 89406560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 41777, 83554, 167108, 208885, 334216, 417770, 835540, 1671080, 1712857, 3425714, 6851428, 8564285, 13702856, 17128570, 34257140, 68514280]

約数ペア:

[(1, 68514280), (2, 34257140), (4, 17128570), (5, 13702856), (8, 8564285), (10, 6851428), (20, 3425714), (40, 1712857), (41, 1671080), (82, 835540), (164, 417770), (205, 334216), (328, 208885), (410, 167108), (820, 83554), (1640, 41777)]