81193588

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 180633600

約数和(自身を除く): 99440012

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 49, 62, 83, 92, 98, 124, 161, 166, 196, 217, 322, 332, 343, 434, 581, 644, 686, 713, 868, 1127, 1162, 1372, 1426, 1519, 1909, 2254, 2324, 2573, 2852, 3038, 3818, 4067, 4508, 4991, 5146, 6076, 7636, 7889, 8134, 9982, 10292, 10633, 13363, 15778, 16268, 18011, 19964, 21266, 26726, 28469, 31556, 34937, 36022, 42532, 53452, 56938, 59179, 69874, 72044, 93541, 113876, 118358, 126077, 139748, 187082, 236716, 244559, 252154, 374164, 414253, 489118, 504308, 654787, 828506, 882539, 978236, 1309574, 1657012, 1765078, 2619148, 2899771, 3530156, 5799542, 11599084, 20298397, 40596794, 81193588]

約数ペア:

[(1, 81193588), (2, 40596794), (4, 20298397), (7, 11599084), (14, 5799542), (23, 3530156), (28, 2899771), (31, 2619148), (46, 1765078), (49, 1657012), (62, 1309574), (83, 978236), (92, 882539), (98, 828506), (124, 654787), (161, 504308), (166, 489118), (196, 414253), (217, 374164), (322, 252154), (332, 244559), (343, 236716), (434, 187082), (581, 139748), (644, 126077), (686, 118358), (713, 113876), (868, 93541), (1127, 72044), (1162, 69874), (1372, 59179), (1426, 56938), (1519, 53452), (1909, 42532), (2254, 36022), (2324, 34937), (2573, 31556), (2852, 28469), (3038, 26726), (3818, 21266), (4067, 19964), (4508, 18011), (4991, 16268), (5146, 15778), (6076, 13363), (7636, 10633), (7889, 10292), (8134, 9982)]