201615536560

素因数分解:

$2^4\times 5^1\times {\mathrm{2520194207}}^1$

素因数の和:2520194220

約数の個数: 20

約数和(自身を含む): 468756122688

約数和(自身を除く): 267140586128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520194207, 5040388414, 10080776828, 12600971035, 20161553656, 25201942070, 40323107312, 50403884140, 100807768280, 201615536560]

約数ペア:

[(1, 201615536560), (2, 100807768280), (4, 50403884140), (5, 40323107312), (8, 25201942070), (10, 20161553656), (16, 12600971035), (20, 10080776828), (40, 5040388414), (80, 2520194207)]