79725640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68729}}^1$

素因数の和:68769

約数の個数: 32

約数和(自身を含む): 185571000

約数和(自身を除く): 105845360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 68729, 137458, 274916, 343645, 549832, 687290, 1374580, 1993141, 2749160, 3986282, 7972564, 9965705, 15945128, 19931410, 39862820, 79725640]

約数ペア:

[(1, 79725640), (2, 39862820), (4, 19931410), (5, 15945128), (8, 9965705), (10, 7972564), (20, 3986282), (29, 2749160), (40, 1993141), (58, 1374580), (116, 687290), (145, 549832), (232, 343645), (290, 274916), (580, 137458), (1160, 68729)]