80726272

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 178073280

約数和(自身を除く): 97347008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 109, 128, 176, 218, 256, 263, 352, 436, 526, 704, 872, 1052, 1199, 1408, 1744, 2104, 2398, 2816, 2893, 3488, 4208, 4796, 5786, 6976, 8416, 9592, 11572, 13952, 16832, 19184, 23144, 27904, 28667, 33664, 38368, 46288, 57334, 67328, 76736, 92576, 114668, 153472, 185152, 229336, 306944, 315337, 370304, 458672, 630674, 740608, 917344, 1261348, 1834688, 2522696, 3669376, 5045392, 7338752, 10090784, 20181568, 40363136, 80726272]

約数ペア:

[(1, 80726272), (2, 40363136), (4, 20181568), (8, 10090784), (11, 7338752), (16, 5045392), (22, 3669376), (32, 2522696), (44, 1834688), (64, 1261348), (88, 917344), (109, 740608), (128, 630674), (176, 458672), (218, 370304), (256, 315337), (263, 306944), (352, 229336), (436, 185152), (526, 153472), (704, 114668), (872, 92576), (1052, 76736), (1199, 67328), (1408, 57334), (1744, 46288), (2104, 38368), (2398, 33664), (2816, 28667), (2893, 27904), (3488, 23144), (4208, 19184), (4796, 16832), (5786, 13952), (6976, 11572), (8416, 9592)]