16 players with relatively big stack (37) and 5000 in chips
20 x 25 - Total 320 x 25
10 x 100 - Total 160 x 100 + 80 x 100 to colour up the 25s = 240 x 100
7 x 500 - Total 112 x 500 + 48 x 500 if you want to colour-up the 100s = 160 x 500
Total 720 chips if you colour up the 100s.
You might want some 1000s. No need for 5000s.
Stack of 34:
16 x 25 - Total 256 x 25
11 x 100 - Total 176 x 100 + 64 x 100 = 240 x 100
7 x 500 - Total 112 x 400 + 48 x 500 = 160 x 500
Total 656 chips
Stack of 30:
12 x 25 - Total 192 x 25
12 x 100 - Total 192 x 100 + 48 x 100 = 240 x 100
5 x 500 - Total 80 x 500 + 48 x 500 = 128 x 500
1 x 1000 - Total 16 x 1000
Total 576 chips
Stack of 25:
12 x 25 - Total 192 x 25
7 x 100 - Total 112 x 100 + 48 x 100 = 160 x 100
4 x 500 - Total 64 x 500 + 32 x 500 = 96 x 500
2 x 1000 - Total 32 x 1000
Total 480 chips
Very small stack of 22:
8 x 25 - Total 128 x 25
8 x 100 - Total 128 x 100 + 32 x 100 = 160 x 100
4 x 500 - Total 64 x 500 + 32 x 500 = 96 x 500
2 x 1000 - Total 32 x 1000
Total 416 chips
Hope I didn't make too many mistakes in the calculations
TT