81103968

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25601}}^1$

素因数の和:25628

約数の個数: 72

約数和(自身を含む): 251616456

約数和(自身を除く): 170512488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 25601, 51202, 76803, 102404, 153606, 204808, 230409, 281611, 307212, 409616, 460818, 563222, 614424, 819232, 844833, 921636, 1126444, 1228848, 1689666, 1843272, 2252888, 2457696, 2534499, 3379332, 3686544, 4505776, 5068998, 6758664, 7373088, 9011552, 10137996, 13517328, 20275992, 27034656, 40551984, 81103968]

約数ペア:

[(1, 81103968), (2, 40551984), (3, 27034656), (4, 20275992), (6, 13517328), (8, 10137996), (9, 9011552), (11, 7373088), (12, 6758664), (16, 5068998), (18, 4505776), (22, 3686544), (24, 3379332), (32, 2534499), (33, 2457696), (36, 2252888), (44, 1843272), (48, 1689666), (66, 1228848), (72, 1126444), (88, 921636), (96, 844833), (99, 819232), (132, 614424), (144, 563222), (176, 460818), (198, 409616), (264, 307212), (288, 281611), (352, 230409), (396, 204808), (528, 153606), (792, 102404), (1056, 76803), (1584, 51202), (3168, 25601)]