
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
Let \( M = 36 \cdot 25 \cdot 98 \cdot 210 \). What is the ratio of the sum of the odd divisors of \(M\) to the sum of the even divisors of \(M\)?
A) 1 : 20
B) 1 : 25
C) 1 : 30
D) 1 : 32

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