Exercise 3. This software expresses $U$-groups as internal direct product of subgroups $H_1 \times H_2 \times \cdots \times H_t$, where $|H_i|$ divides $|H_{i -1}|$. Run your program for the groups $U(32), U(80)$, and $U(65)$.

Please enter $n$ and click the button. The direct product form of $U_n$ will show below.
$n$: