Lewandowski is the top scorer with 22 goals among all players in the top 5 leagues if scoring a penalty doesn't count. Messi sits 5th on the list with 16 goals. Ronaldo has 14 goals.
Most league goals excluding penalties:
Lewandowski - 22
Werner - 18
Mbappe - 18
Immobile - 17
Messi - 16
Aubameyang - 16
Most league goals including penalties:
Immobile - 27
Lewandowski - 25
Werner - 21
Ronaldo - 21
Mbappe - 18
Messi - 18
Aubameyang - 17