80518356

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{20903}}^1$

素因数の和:21020

約数の個数: 36

約数和(自身を含む): 205444512

約数和(自身を除く): 124926156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 20903, 41806, 62709, 83612, 125418, 188127, 250836, 376254, 752508, 2236621, 4473242, 6709863, 8946484, 13419726, 20129589, 26839452, 40259178, 80518356]

約数ペア:

[(1, 80518356), (2, 40259178), (3, 26839452), (4, 20129589), (6, 13419726), (9, 8946484), (12, 6709863), (18, 4473242), (36, 2236621), (107, 752508), (214, 376254), (321, 250836), (428, 188127), (642, 125418), (963, 83612), (1284, 62709), (1926, 41806), (3852, 20903)]