65681984

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:907

約数の個数: 56

約数和(自身を含む): 138135360

約数和(自身を除く): 72453376

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 172, 232, 344, 464, 688, 823, 928, 1247, 1376, 1646, 1856, 2494, 2752, 3292, 4988, 6584, 9976, 13168, 19952, 23867, 26336, 35389, 39904, 47734, 52672, 70778, 79808, 95468, 141556, 190936, 283112, 381872, 566224, 763744, 1026281, 1132448, 1527488, 2052562, 2264896, 4105124, 8210248, 16420496, 32840992, 65681984]

約数ペア:

[(1, 65681984), (2, 32840992), (4, 16420496), (8, 8210248), (16, 4105124), (29, 2264896), (32, 2052562), (43, 1527488), (58, 1132448), (64, 1026281), (86, 763744), (116, 566224), (172, 381872), (232, 283112), (344, 190936), (464, 141556), (688, 95468), (823, 79808), (928, 70778), (1247, 52672), (1376, 47734), (1646, 39904), (1856, 35389), (2494, 26336), (2752, 23867), (3292, 19952), (4988, 13168), (6584, 9976)]