68307080

素因数分解:

$2^3\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1571}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 153930240

約数和(自身を除く): 85623160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1087, 1571, 2174, 3142, 4348, 5435, 6284, 7855, 8696, 10870, 12568, 15710, 21740, 31420, 43480, 62840, 1707677, 3415354, 6830708, 8538385, 13661416, 17076770, 34153540, 68307080]

約数ペア:

[(1, 68307080), (2, 34153540), (4, 17076770), (5, 13661416), (8, 8538385), (10, 6830708), (20, 3415354), (40, 1707677), (1087, 62840), (1571, 43480), (2174, 31420), (3142, 21740), (4348, 15710), (5435, 12568), (6284, 10870), (7855, 8696)]