81133728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65011}}^1$

素因数の和:65037

約数の個数: 48

約数和(自身を含む): 229362336

約数和(自身を除く): 148228608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 65011, 130022, 195033, 260044, 390066, 520088, 780132, 845143, 1040176, 1560264, 1690286, 2080352, 2535429, 3120528, 3380572, 5070858, 6241056, 6761144, 10141716, 13522288, 20283432, 27044576, 40566864, 81133728]

約数ペア:

[(1, 81133728), (2, 40566864), (3, 27044576), (4, 20283432), (6, 13522288), (8, 10141716), (12, 6761144), (13, 6241056), (16, 5070858), (24, 3380572), (26, 3120528), (32, 2535429), (39, 2080352), (48, 1690286), (52, 1560264), (78, 1040176), (96, 845143), (104, 780132), (156, 520088), (208, 390066), (312, 260044), (416, 195033), (624, 130022), (1248, 65011)]