2002078080128

素因数分解:

$2^7\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{1618003}}^1$

素因数の和:1619405

約数の個数: 64

約数和(自身を含む): 4561606317120

約数和(自身を除く): 2559528236992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1381, 2762, 5524, 9667, 11048, 19334, 22096, 38668, 44192, 77336, 88384, 154672, 176768, 309344, 618688, 1237376, 1618003, 3236006, 6472012, 11326021, 12944024, 22652042, 25888048, 45304084, 51776096, 90608168, 103552192, 181216336, 207104384, 362432672, 724865344, 1449730688, 2234462143, 4468924286, 8937848572, 15641235001, 17875697144, 31282470002, 35751394288, 62564940004, 71502788576, 125129880008, 143005577152, 250259760016, 286011154304, 500519520032, 1001039040064, 2002078080128]

約数ペア:

[(1, 2002078080128), (2, 1001039040064), (4, 500519520032), (7, 286011154304), (8, 250259760016), (14, 143005577152), (16, 125129880008), (28, 71502788576), (32, 62564940004), (56, 35751394288), (64, 31282470002), (112, 17875697144), (128, 15641235001), (224, 8937848572), (448, 4468924286), (896, 2234462143), (1381, 1449730688), (2762, 724865344), (5524, 362432672), (9667, 207104384), (11048, 181216336), (19334, 103552192), (22096, 90608168), (38668, 51776096), (44192, 45304084), (77336, 25888048), (88384, 22652042), (154672, 12944024), (176768, 11326021), (309344, 6472012), (618688, 3236006), (1237376, 1618003)]