68477872

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2317

約数の個数: 40

約数和(自身を含む): 138866112

約数和(自身を除く): 70388240

約数列:

[1, 2, 4, 8, 16, 41, 47, 82, 94, 164, 188, 328, 376, 656, 752, 1927, 2221, 3854, 4442, 7708, 8884, 15416, 17768, 30832, 35536, 91061, 104387, 182122, 208774, 364244, 417548, 728488, 835096, 1456976, 1670192, 4279867, 8559734, 17119468, 34238936, 68477872]

約数ペア:

[(1, 68477872), (2, 34238936), (4, 17119468), (8, 8559734), (16, 4279867), (41, 1670192), (47, 1456976), (82, 835096), (94, 728488), (164, 417548), (188, 364244), (328, 208774), (376, 182122), (656, 104387), (752, 91061), (1927, 35536), (2221, 30832), (3854, 17768), (4442, 15416), (7708, 8884)]