81417232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9103}}^1$

素因数の和:9167

約数の個数: 40

約数和(自身を含む): 173849984

約数和(自身を除く): 92432752

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 9103, 18206, 36412, 72824, 118339, 145648, 236678, 391429, 473356, 782858, 946712, 1565716, 1893424, 3131432, 5088577, 6262864, 10177154, 20354308, 40708616, 81417232]

約数ペア:

[(1, 81417232), (2, 40708616), (4, 20354308), (8, 10177154), (13, 6262864), (16, 5088577), (26, 3131432), (43, 1893424), (52, 1565716), (86, 946712), (104, 782858), (172, 473356), (208, 391429), (344, 236678), (559, 145648), (688, 118339), (1118, 72824), (2236, 36412), (4472, 18206), (8944, 9103)]