80724748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 158760000

約数和(自身を除く): 78035252

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 199, 269, 377, 398, 538, 754, 796, 1076, 1508, 2587, 3497, 5174, 5771, 6994, 7801, 10348, 11542, 13988, 15602, 23084, 31204, 53531, 75023, 101413, 107062, 150046, 202826, 214124, 300092, 405652, 695903, 1391806, 1552399, 2783612, 3104798, 6209596, 20181187, 40362374, 80724748]

約数ペア:

[(1, 80724748), (2, 40362374), (4, 20181187), (13, 6209596), (26, 3104798), (29, 2783612), (52, 1552399), (58, 1391806), (116, 695903), (199, 405652), (269, 300092), (377, 214124), (398, 202826), (538, 150046), (754, 107062), (796, 101413), (1076, 75023), (1508, 53531), (2587, 31204), (3497, 23084), (5174, 15602), (5771, 13988), (6994, 11542), (7801, 10348)]