81803856

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 218611008

約数和(自身を除く): 136807152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 197, 211, 246, 328, 394, 422, 492, 591, 633, 656, 788, 844, 984, 1182, 1266, 1576, 1688, 1968, 2364, 2532, 3152, 3376, 4728, 5064, 8077, 8651, 9456, 10128, 16154, 17302, 24231, 25953, 32308, 34604, 41567, 48462, 51906, 64616, 69208, 83134, 96924, 103812, 124701, 129232, 138416, 166268, 193848, 207624, 249402, 332536, 387696, 415248, 498804, 665072, 997608, 1704247, 1995216, 3408494, 5112741, 6816988, 10225482, 13633976, 20450964, 27267952, 40901928, 81803856]

約数ペア:

[(1, 81803856), (2, 40901928), (3, 27267952), (4, 20450964), (6, 13633976), (8, 10225482), (12, 6816988), (16, 5112741), (24, 3408494), (41, 1995216), (48, 1704247), (82, 997608), (123, 665072), (164, 498804), (197, 415248), (211, 387696), (246, 332536), (328, 249402), (394, 207624), (422, 193848), (492, 166268), (591, 138416), (633, 129232), (656, 124701), (788, 103812), (844, 96924), (984, 83134), (1182, 69208), (1266, 64616), (1576, 51906), (1688, 48462), (1968, 41567), (2364, 34604), (2532, 32308), (3152, 25953), (3376, 24231), (4728, 17302), (5064, 16154), (8077, 10128), (8651, 9456)]