There are 56 days until the defending national champion Michigan Wolverines football team takes the field in the Aug. 31 opener against Fresno State. Each day until then, we’ll discuss current Michigan events, the upcoming season and/or take a look at a significant number that correlates with how many days remain until kickoff, whether it be a player’s jersey number, a year, a date, a score, etc. Michigan rushed 563 times last season, accumulating 2,536 yards and 40 touchdowns. The bulk of the production has departed, though, with running back Blake Corumheading to the NFL Draft, being drafted…