68900828

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{10247}}^1$

素因数の和:10333

約数の個数: 18

約数和(自身を含む): 123601128

約数和(自身を除く): 54700300

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 6724, 10247, 20494, 40988, 420127, 840254, 1680508, 17225207, 34450414, 68900828]

約数ペア:

[(1, 68900828), (2, 34450414), (4, 17225207), (41, 1680508), (82, 840254), (164, 420127), (1681, 40988), (3362, 20494), (6724, 10247)]