81285552

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2267}}^1$

素因数の和:2367

約数の個数: 80

約数和(自身を含む): 236234880

約数和(自身を除く): 154949328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 664, 747, 996, 1328, 1494, 1992, 2241, 2267, 2988, 3984, 4482, 4534, 5976, 6801, 8964, 9068, 11952, 13602, 17928, 18136, 20403, 27204, 35856, 36272, 40806, 54408, 61209, 81612, 108816, 122418, 163224, 188161, 244836, 326448, 376322, 489672, 564483, 752644, 979344, 1128966, 1505288, 1693449, 2257932, 3010576, 3386898, 4515864, 5080347, 6773796, 9031728, 10160694, 13547592, 20321388, 27095184, 40642776, 81285552]

約数ペア:

[(1, 81285552), (2, 40642776), (3, 27095184), (4, 20321388), (6, 13547592), (8, 10160694), (9, 9031728), (12, 6773796), (16, 5080347), (18, 4515864), (24, 3386898), (27, 3010576), (36, 2257932), (48, 1693449), (54, 1505288), (72, 1128966), (83, 979344), (108, 752644), (144, 564483), (166, 489672), (216, 376322), (249, 326448), (332, 244836), (432, 188161), (498, 163224), (664, 122418), (747, 108816), (996, 81612), (1328, 61209), (1494, 54408), (1992, 40806), (2241, 36272), (2267, 35856), (2988, 27204), (3984, 20403), (4482, 18136), (4534, 17928), (5976, 13602), (6801, 11952), (8964, 9068)]