64804936

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^2\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 141635520

約数和(自身を除く): 76830584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 311, 427, 488, 622, 854, 1244, 1708, 2177, 2488, 3416, 3721, 4354, 7442, 8708, 14884, 17416, 18971, 26047, 29768, 37942, 52094, 75884, 104188, 132797, 151768, 208376, 265594, 531188, 1062376, 1157231, 2314462, 4628924, 8100617, 9257848, 16201234, 32402468, 64804936]

約数ペア:

[(1, 64804936), (2, 32402468), (4, 16201234), (7, 9257848), (8, 8100617), (14, 4628924), (28, 2314462), (56, 1157231), (61, 1062376), (122, 531188), (244, 265594), (311, 208376), (427, 151768), (488, 132797), (622, 104188), (854, 75884), (1244, 52094), (1708, 37942), (2177, 29768), (2488, 26047), (3416, 18971), (3721, 17416), (4354, 14884), (7442, 8708)]