80725264

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{39727}}^1$

素因数の和:39862

約数の個数: 20

約数和(自身を含む): 157640704

約数和(自身を除く): 76915440

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 39727, 79454, 158908, 317816, 635632, 5045329, 10090658, 20181316, 40362632, 80725264]

約数ペア:

[(1, 80725264), (2, 40362632), (4, 20181316), (8, 10090658), (16, 5045329), (127, 635632), (254, 317816), (508, 158908), (1016, 79454), (2032, 39727)]