PSG's overall tally of 13 French league titles is three more than Saint-Etienne, who are the next most successful club with 10 but have not been champions since 1981.
PSG are currently a huge 21 points clear at the top of the table with seven games of the season to play.
PSG were perfect with their four spot-kicks, while Gianluigi Donnarumma saved from Darwin Nunez and Curtis Jones.
PSG lost the first leg against Liverpool in the UEFA Champions League 1-0, despite dominating the game.
PSG were defeated mid-week in the UEFA Champions League by Liverpool despite dominating the game.
Portuguese striker Goncalo Ramos bagged a hattrick in PSG's 7-0 victory.
Achraf Hakimi scored twice and Ousmane Dembele kept up his remarkable recent form in front of goal as Paris Saint-Germain won 3-2 away to Lyon
Jude Bellingham snatched a stoppage-time winner as Real Madrid twice came from behind to beat Manchester City 3-2 in the first leg of their blockbuster Champions League play-off tie Tuesday
Ousmane Dembele scored a hat-trick for the second time in four days as Paris Saint-Germain hammered Brest 5-2 on Saturday
Manchester City are 25th out of 36 teams and must win their final game to even stand a chance of qualifying for the UEFA Champions League knockouts.