80565316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 157094784

約数和(自身を除く): 76529468

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 137, 172, 263, 274, 526, 548, 559, 1052, 1118, 1781, 2236, 3419, 3562, 5891, 6838, 7124, 11309, 11782, 13676, 22618, 23564, 36031, 45236, 72062, 76583, 144124, 147017, 153166, 294034, 306332, 468403, 588068, 936806, 1549333, 1873612, 3098666, 6197332, 20141329, 40282658, 80565316]

約数ペア:

[(1, 80565316), (2, 40282658), (4, 20141329), (13, 6197332), (26, 3098666), (43, 1873612), (52, 1549333), (86, 936806), (137, 588068), (172, 468403), (263, 306332), (274, 294034), (526, 153166), (548, 147017), (559, 144124), (1052, 76583), (1118, 72062), (1781, 45236), (2236, 36031), (3419, 23564), (3562, 22618), (5891, 13676), (6838, 11782), (7124, 11309)]