must set factor when cards are rescheduled as a review

anki/sched.py

@@ -1039,10 +1039,10 @@ your short-term review workload will become."""))
         for id in ids:
             r = random.randint(imin, imax)
             d.append(dict(id=id, due=r+t, ivl=max(1, r), mod=mod,
-                          usn=self.col.usn()))
+                          usn=self.col.usn(), fact=2500))
         self.col.db.executemany("""
 update cards set type=2,queue=2,ivl=:ivl,due=:due,
-usn=:usn, mod=:mod where id=:id and odid=0""",
+usn=:usn, mod=:mod, factor=:fact where id=:id and odid=0""",
                                 d)
 
     # Repositioning new cards