Has an AFL game ever ended 105-47?
Exactly once. On May 14, 2022, Sydney beat Essendon 105-47, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 105-47 in league history.
That makes 105-47 the 3884th most common final score out of 6,649 that have ever occurred in AFL. One point away, 106-47 has happened never and 105-48 has happened 3 times.