80679664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2143}}^1$

素因数の和:2345

約数の個数: 40

約数和(自身を含む): 169350272

約数和(自身を除く): 88670608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 181, 208, 362, 724, 1448, 2143, 2353, 2896, 4286, 4706, 8572, 9412, 17144, 18824, 27859, 34288, 37648, 55718, 111436, 222872, 387883, 445744, 775766, 1551532, 3103064, 5042479, 6206128, 10084958, 20169916, 40339832, 80679664]

約数ペア:

[(1, 80679664), (2, 40339832), (4, 20169916), (8, 10084958), (13, 6206128), (16, 5042479), (26, 3103064), (52, 1551532), (104, 775766), (181, 445744), (208, 387883), (362, 222872), (724, 111436), (1448, 55718), (2143, 37648), (2353, 34288), (2896, 27859), (4286, 18824), (4706, 17144), (8572, 9412)]