79571920

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1129}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 185378760

約数和(自身を除く): 105806840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1129, 1762, 2258, 3524, 4405, 4516, 5645, 7048, 8810, 9032, 11290, 14096, 17620, 18064, 22580, 35240, 45160, 70480, 90320, 994649, 1989298, 3978596, 4973245, 7957192, 9946490, 15914384, 19892980, 39785960, 79571920]

約数ペア:

[(1, 79571920), (2, 39785960), (4, 19892980), (5, 15914384), (8, 9946490), (10, 7957192), (16, 4973245), (20, 3978596), (40, 1989298), (80, 994649), (881, 90320), (1129, 70480), (1762, 45160), (2258, 35240), (3524, 22580), (4405, 18064), (4516, 17620), (5645, 14096), (7048, 11290), (8810, 9032)]