78661184

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2563

約数の個数: 56

約数和(自身を含む): 180978048

約数和(自身を除く): 102316864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 2473, 3976, 4544, 4946, 7952, 9892, 15904, 17311, 19784, 31808, 34622, 39568, 69244, 79136, 138488, 158272, 175583, 276976, 351166, 553952, 702332, 1107904, 1229081, 1404664, 2458162, 2809328, 4916324, 5618656, 9832648, 11237312, 19665296, 39330592, 78661184]

約数ペア:

[(1, 78661184), (2, 39330592), (4, 19665296), (7, 11237312), (8, 9832648), (14, 5618656), (16, 4916324), (28, 2809328), (32, 2458162), (56, 1404664), (64, 1229081), (71, 1107904), (112, 702332), (142, 553952), (224, 351166), (284, 276976), (448, 175583), (497, 158272), (568, 138488), (994, 79136), (1136, 69244), (1988, 39568), (2272, 34622), (2473, 31808), (3976, 19784), (4544, 17311), (4946, 15904), (7952, 9892)]