80816268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3727}}^1$

素因数の和:3886

約数の個数: 48

約数和(自身を含む): 204592640

約数和(自身を除く): 123776372

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 1668, 1807, 3614, 3727, 5421, 7228, 7454, 10842, 11181, 14908, 21684, 22362, 44724, 48451, 96902, 145353, 193804, 290706, 518053, 581412, 1036106, 1554159, 2072212, 3108318, 6216636, 6734689, 13469378, 20204067, 26938756, 40408134, 80816268]

約数ペア:

[(1, 80816268), (2, 40408134), (3, 26938756), (4, 20204067), (6, 13469378), (12, 6734689), (13, 6216636), (26, 3108318), (39, 2072212), (52, 1554159), (78, 1036106), (139, 581412), (156, 518053), (278, 290706), (417, 193804), (556, 145353), (834, 96902), (1668, 48451), (1807, 44724), (3614, 22362), (3727, 21684), (5421, 14908), (7228, 11181), (7454, 10842)]