Suppose a pie chart shows rounded whole-number percentages, but the slices came from integer counts. Which totals could have produced it?

A possible total NN is valid when every entered percentage could be round⁡(100k/N)\operatorname{round}(100k/N) for some positive integer kk.

Samples (click one to remove it)
Totals below 100 possible

Every total of 100 or more is possible from these individual rounding observations alone.