The calculated distance (air line) between Saint-Pryvé-Saint-Mesmin and Le Mans is approximately 78 miles respectively 125 kilometers.
By car or train, the actual journey to Le Mans is certainly longer, as only the direct route (as the crow flies) between Saint-Pryvé-Saint-Mesmin and Le Mans has been calculated here.
Air line (approximately)
125 kilometers
67 nautical miles