Gumm made it 70-39 on a fast-break dunk midway through the second half and the Govs didn’t make a field goal in the final three minutes of the game.
Averyl Ugba also scored 13 points for Austin Peay (3-3), which plays Oklahoma State on Wednesday. Terry Taylor had 12 and Steve Harris 11.
Austin Peay was up 12-8 before making 3-pointers on five straight possessions — with three by Glotta — for a 27-14 lead. Gumm had a 4-point play late in the first half and the Govs led 51-29 at the break with 13 points apiece by Gumm and Glotta.
Nike Sibande led Miami (3-3) with 16 points. Isaiah Coleman-Lands scored 14 and Jalen Adaway 13.
The RedHawks host Midway at Millett Hall on Wednesday.