160995080

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{15661}}^1$

素因数の和:15929

約数の個数: 32

約数和(自身を含む): 363671640

約数和(自身を除く): 202676560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 15661, 31322, 62644, 78305, 125288, 156610, 313220, 626440, 4024877, 8049754, 16099508, 20124385, 32199016, 40248770, 80497540, 160995080]

約数ペア:

[(1, 160995080), (2, 80497540), (4, 40248770), (5, 32199016), (8, 20124385), (10, 16099508), (20, 8049754), (40, 4024877), (257, 626440), (514, 313220), (1028, 156610), (1285, 125288), (2056, 78305), (2570, 62644), (5140, 31322), (10280, 15661)]