80657265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 71752335

約数列:

[1, 3, 5, 13, 15, 17, 29, 39, 51, 65, 85, 87, 145, 195, 221, 255, 377, 435, 493, 663, 839, 1105, 1131, 1479, 1885, 2465, 2517, 3315, 4195, 5655, 6409, 7395, 10907, 12585, 14263, 19227, 24331, 32045, 32721, 42789, 54535, 71315, 72993, 96135, 121655, 163605, 185419, 213945, 316303, 364965, 413627, 556257, 927095, 948909, 1240881, 1581515, 2068135, 2781285, 4744545, 5377151, 6204405, 16131453, 26885755, 80657265]

約数ペア:

[(1, 80657265), (3, 26885755), (5, 16131453), (13, 6204405), (15, 5377151), (17, 4744545), (29, 2781285), (39, 2068135), (51, 1581515), (65, 1240881), (85, 948909), (87, 927095), (145, 556257), (195, 413627), (221, 364965), (255, 316303), (377, 213945), (435, 185419), (493, 163605), (663, 121655), (839, 96135), (1105, 72993), (1131, 71315), (1479, 54535), (1885, 42789), (2465, 32721), (2517, 32045), (3315, 24331), (4195, 19227), (5655, 14263), (6409, 12585), (7395, 10907)]