79549090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{89381}}^1$

素因数の和:89477

約数の個数: 16

約数和(自身を含む): 144798840

約数和(自身を除く): 65249750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 89381, 178762, 446905, 893810, 7954909, 15909818, 39774545, 79549090]

約数ペア:

[(1, 79549090), (2, 39774545), (5, 15909818), (10, 7954909), (89, 893810), (178, 446905), (445, 178762), (890, 89381)]