Carlo Anceotti's side are unbeaten in Ligue 1, having picked up three wins and three draws, and sit third in the table behind Marseille and Lyon.
Sakho, 22, believes that the only team that can conquer the cash-rich club right now are themselves, and he hopes further good results will continue to swell confidence among les Parisiens.
The French international told reporters: "We have a lot to be optimistic about, because in the team there are plenty of experienced players.
|WINNERS IN PARIS|
|11/1||PSG are 11/1 with Bet365 to beat Sochaux 3-1 this weekend|
"For the moment, we just need to string together the good performances," he added. "That's how we'll build up our confidence."
On the back of their 4-0 win at Bastia at the weekend, PSG face Sochaux this coming Saturday.