66816512

素因数分解:

$2^9\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 80

約数和(自身を含む): 154906752

約数和(自身を除く): 88090240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 181, 206, 224, 256, 362, 412, 448, 512, 721, 724, 824, 896, 1267, 1442, 1448, 1648, 1792, 2534, 2884, 2896, 3296, 3584, 5068, 5768, 5792, 6592, 10136, 11536, 11584, 13184, 18643, 20272, 23072, 23168, 26368, 37286, 40544, 46144, 46336, 52736, 74572, 81088, 92288, 92672, 130501, 149144, 162176, 184576, 261002, 298288, 324352, 369152, 522004, 596576, 648704, 1044008, 1193152, 2088016, 2386304, 4176032, 4772608, 8352064, 9545216, 16704128, 33408256, 66816512]

約数ペア:

[(1, 66816512), (2, 33408256), (4, 16704128), (7, 9545216), (8, 8352064), (14, 4772608), (16, 4176032), (28, 2386304), (32, 2088016), (56, 1193152), (64, 1044008), (103, 648704), (112, 596576), (128, 522004), (181, 369152), (206, 324352), (224, 298288), (256, 261002), (362, 184576), (412, 162176), (448, 149144), (512, 130501), (721, 92672), (724, 92288), (824, 81088), (896, 74572), (1267, 52736), (1442, 46336), (1448, 46144), (1648, 40544), (1792, 37286), (2534, 26368), (2884, 23168), (2896, 23072), (3296, 20272), (3584, 18643), (5068, 13184), (5768, 11584), (5792, 11536), (6592, 10136)]