81392688

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4831}}^1$

素因数の和:4864

約数の個数: 100

約数和(自身を含む): 253747648

約数和(自身を除く): 172354960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 312, 324, 351, 432, 468, 624, 648, 702, 936, 1053, 1296, 1404, 1872, 2106, 2808, 4212, 4831, 5616, 8424, 9662, 14493, 16848, 19324, 28986, 38648, 43479, 57972, 62803, 77296, 86958, 115944, 125606, 130437, 173916, 188409, 231888, 251212, 260874, 347832, 376818, 391311, 502424, 521748, 565227, 695664, 753636, 782622, 1004848, 1043496, 1130454, 1507272, 1565244, 1695681, 2086992, 2260908, 3014544, 3130488, 3391362, 4521816, 5087043, 6260976, 6782724, 9043632, 10174086, 13565448, 20348172, 27130896, 40696344, 81392688]

約数ペア:

[(1, 81392688), (2, 40696344), (3, 27130896), (4, 20348172), (6, 13565448), (8, 10174086), (9, 9043632), (12, 6782724), (13, 6260976), (16, 5087043), (18, 4521816), (24, 3391362), (26, 3130488), (27, 3014544), (36, 2260908), (39, 2086992), (48, 1695681), (52, 1565244), (54, 1507272), (72, 1130454), (78, 1043496), (81, 1004848), (104, 782622), (108, 753636), (117, 695664), (144, 565227), (156, 521748), (162, 502424), (208, 391311), (216, 376818), (234, 347832), (312, 260874), (324, 251212), (351, 231888), (432, 188409), (468, 173916), (624, 130437), (648, 125606), (702, 115944), (936, 86958), (1053, 77296), (1296, 62803), (1404, 57972), (1872, 43479), (2106, 38648), (2808, 28986), (4212, 19324), (4831, 16848), (5616, 14493), (8424, 9662)]