Keywords

#primitive_abundant_number

Primitive abundant number

Abundant number whose proper divisors are all deficient numbers

In mathematics a primitive abundant number is an abundant number whose proper divisors are all deficient numbers.

Mon 25th

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Primitive abundant number Abundant number 90 (number) 20 (number) 900 (number) 70 (number) Semiperfect number Weird number 500 (number) 600 (number)
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