80972895

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{17029}}^1$

素因数の和:17354

約数の個数: 16

約数和(自身を含む): 129972960

約数和(自身を除く): 49000065

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4755, 17029, 51087, 85145, 255435, 5398193, 16194579, 26990965, 80972895]

約数ペア:

[(1, 80972895), (3, 26990965), (5, 16194579), (15, 5398193), (317, 255435), (951, 85145), (1585, 51087), (4755, 17029)]