68580080

素因数分解:

$2^4\times 5^1\times {\mathrm{911}}^1\times {\mathrm{941}}^1$

素因数の和:1865

約数の個数: 40

約数和(自身を含む): 159793344

約数和(自身を除く): 91213264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911, 941, 1822, 1882, 3644, 3764, 4555, 4705, 7288, 7528, 9110, 9410, 14576, 15056, 18220, 18820, 36440, 37640, 72880, 75280, 857251, 1714502, 3429004, 4286255, 6858008, 8572510, 13716016, 17145020, 34290040, 68580080]

約数ペア:

[(1, 68580080), (2, 34290040), (4, 17145020), (5, 13716016), (8, 8572510), (10, 6858008), (16, 4286255), (20, 3429004), (40, 1714502), (80, 857251), (911, 75280), (941, 72880), (1822, 37640), (1882, 36440), (3644, 18820), (3764, 18220), (4555, 15056), (4705, 14576), (7288, 9410), (7528, 9110)]