
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
(2013•Shanghai) The sum of all positive divisors of 36 can be obtained as follows: Since $36=2^2\times3^2$, the sum of all positive divisors of 36 is $(1+2+2^2)(1+3+3^2)=91$. By following the method above, the sum of all positive divisors of 2000 can be calculated as follows.

Present the answer in LaTex format: \boxed{Your answer}
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