68497945

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 87700104

約数和(自身を除く): 19202159

約数列:

[1, 5, 19, 95, 137, 277, 361, 685, 1385, 1805, 2603, 5263, 13015, 26315, 37949, 49457, 99997, 189745, 247285, 499985, 721031, 3605155, 13699589, 68497945]

約数ペア:

[(1, 68497945), (5, 13699589), (19, 3605155), (95, 721031), (137, 499985), (277, 247285), (361, 189745), (685, 99997), (1385, 49457), (1805, 37949), (2603, 26315), (5263, 13015)]