164594053640

素因数分解:

$2^3\times 5^1\times {\mathrm{4114851341}}^1$

素因数の和:4114851352

約数の個数: 16

約数和(自身を含む): 370336620780

約数和(自身を除く): 205742567140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4114851341, 8229702682, 16459405364, 20574256705, 32918810728, 41148513410, 82297026820, 164594053640]

約数ペア:

[(1, 164594053640), (2, 82297026820), (4, 41148513410), (5, 32918810728), (8, 20574256705), (10, 16459405364), (20, 8229702682), (40, 4114851341)]