80, among others.
26,875 can be evenly divided by 5.
No. You can tell this by looking at the last number 5 goes evenly into numbers ending in 0 and 5. Five does not go evenly into 7.
These numbers go evenly into both 800 and 160 evenly: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160.
70
8
The least common multiple [the number that the numbers go into evenly] is 360.
There are four numbers that go into 55 evenly: 1, 5, 11, and 55.
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160.
It is: 210
easy, 40
150
Five is a prime number, so no whole number (other than 1) can go into it evenly. However, 2.5 goes into 5 twice, and 1.25 goes into 5 four times.