81671616

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^2\times {\mathrm{839}}^1$

素因数の和:883

約数の個数: 126

約数和(自身を含む): 253791720

約数和(自身を除く): 172120104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 169, 192, 208, 234, 288, 312, 338, 416, 468, 507, 576, 624, 676, 832, 839, 936, 1014, 1248, 1352, 1521, 1678, 1872, 2028, 2496, 2517, 2704, 3042, 3356, 3744, 4056, 5034, 5408, 6084, 6712, 7488, 7551, 8112, 10068, 10816, 10907, 12168, 13424, 15102, 16224, 20136, 21814, 24336, 26848, 30204, 32448, 32721, 40272, 43628, 48672, 53696, 60408, 65442, 80544, 87256, 97344, 98163, 120816, 130884, 141791, 161088, 174512, 196326, 241632, 261768, 283582, 349024, 392652, 425373, 483264, 523536, 567164, 698048, 785304, 850746, 1047072, 1134328, 1276119, 1570608, 1701492, 2094144, 2268656, 2552238, 3141216, 3402984, 4537312, 5104476, 6282432, 6805968, 9074624, 10208952, 13611936, 20417904, 27223872, 40835808, 81671616]

約数ペア:

[(1, 81671616), (2, 40835808), (3, 27223872), (4, 20417904), (6, 13611936), (8, 10208952), (9, 9074624), (12, 6805968), (13, 6282432), (16, 5104476), (18, 4537312), (24, 3402984), (26, 3141216), (32, 2552238), (36, 2268656), (39, 2094144), (48, 1701492), (52, 1570608), (64, 1276119), (72, 1134328), (78, 1047072), (96, 850746), (104, 785304), (117, 698048), (144, 567164), (156, 523536), (169, 483264), (192, 425373), (208, 392652), (234, 349024), (288, 283582), (312, 261768), (338, 241632), (416, 196326), (468, 174512), (507, 161088), (576, 141791), (624, 130884), (676, 120816), (832, 98163), (839, 97344), (936, 87256), (1014, 80544), (1248, 65442), (1352, 60408), (1521, 53696), (1678, 48672), (1872, 43628), (2028, 40272), (2496, 32721), (2517, 32448), (2704, 30204), (3042, 26848), (3356, 24336), (3744, 21814), (4056, 20136), (5034, 16224), (5408, 15102), (6084, 13424), (6712, 12168), (7488, 10907), (7551, 10816), (8112, 10068)]