638231569256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{463}}^1\times {\mathrm{36131}}^1$

素因数の和:36870

約数の個数: 64

約数和(自身を含む): 1267452748800

約数和(自身を除く): 629221179544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 251, 463, 502, 926, 1004, 1852, 2008, 3704, 4769, 8797, 9538, 17594, 19076, 35188, 36131, 38152, 70376, 72262, 116213, 144524, 232426, 289048, 464852, 686489, 929704, 1372978, 2208047, 2745956, 4416094, 5491912, 8832188, 9068881, 16728653, 17664376, 18137762, 33457306, 36275524, 66914612, 72551048, 133829224, 172308739, 317844407, 344617478, 635688814, 689234956, 1271377628, 1378469912, 2542755256, 4198891903, 8397783806, 16795567612, 33591135224, 79778946157, 159557892314, 319115784628, 638231569256]

約数ペア:

[(1, 638231569256), (2, 319115784628), (4, 159557892314), (8, 79778946157), (19, 33591135224), (38, 16795567612), (76, 8397783806), (152, 4198891903), (251, 2542755256), (463, 1378469912), (502, 1271377628), (926, 689234956), (1004, 635688814), (1852, 344617478), (2008, 317844407), (3704, 172308739), (4769, 133829224), (8797, 72551048), (9538, 66914612), (17594, 36275524), (19076, 33457306), (35188, 18137762), (36131, 17664376), (38152, 16728653), (70376, 9068881), (72262, 8832188), (116213, 5491912), (144524, 4416094), (232426, 2745956), (289048, 2208047), (464852, 1372978), (686489, 929704)]