81653328

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19553}}^1$

素因数の和:19596

約数の個数: 60

約数和(自身を含む): 236407860

約数和(自身を除く): 154754532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 19553, 39106, 58659, 78212, 117318, 156424, 175977, 234636, 312848, 351954, 469272, 567037, 703908, 938544, 1134074, 1407816, 1701111, 2268148, 2815632, 3402222, 4536296, 5103333, 6804444, 9072592, 10206666, 13608888, 20413332, 27217776, 40826664, 81653328]

約数ペア:

[(1, 81653328), (2, 40826664), (3, 27217776), (4, 20413332), (6, 13608888), (8, 10206666), (9, 9072592), (12, 6804444), (16, 5103333), (18, 4536296), (24, 3402222), (29, 2815632), (36, 2268148), (48, 1701111), (58, 1407816), (72, 1134074), (87, 938544), (116, 703908), (144, 567037), (174, 469272), (232, 351954), (261, 312848), (348, 234636), (464, 175977), (522, 156424), (696, 117318), (1044, 78212), (1392, 58659), (2088, 39106), (4176, 19553)]