40667046160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9907}}^1\times {\mathrm{3947}}^1$

素因数の和:13880

約数の個数: 80

約数和(自身を含む): 101860105536

約数和(自身を除く): 61193059376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3947, 7894, 9907, 15788, 19735, 19814, 31576, 39470, 39628, 49535, 51311, 63152, 78940, 79256, 99070, 102622, 128791, 157880, 158512, 198140, 205244, 256555, 257582, 315760, 396280, 410488, 513110, 515164, 643955, 792560, 820976, 1026220, 1030328, 1287910, 2052440, 2060656, 2575820, 4104880, 5151640, 10303280, 39102929, 78205858, 156411716, 195514645, 312823432, 391029290, 508338077, 625646864, 782058580, 1016676154, 1564117160, 2033352308, 2541690385, 3128234320, 4066704616, 5083380770, 8133409232, 10166761540, 20333523080, 40667046160]

約数ペア:

[(1, 40667046160), (2, 20333523080), (4, 10166761540), (5, 8133409232), (8, 5083380770), (10, 4066704616), (13, 3128234320), (16, 2541690385), (20, 2033352308), (26, 1564117160), (40, 1016676154), (52, 782058580), (65, 625646864), (80, 508338077), (104, 391029290), (130, 312823432), (208, 195514645), (260, 156411716), (520, 78205858), (1040, 39102929), (3947, 10303280), (7894, 5151640), (9907, 4104880), (15788, 2575820), (19735, 2060656), (19814, 2052440), (31576, 1287910), (39470, 1030328), (39628, 1026220), (49535, 820976), (51311, 792560), (63152, 643955), (78940, 515164), (79256, 513110), (99070, 410488), (102622, 396280), (128791, 315760), (157880, 257582), (158512, 256555), (198140, 205244)]