81119064

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8387}}^1$

素因数の和:8440

約数の個数: 64

約数和(自身を含む): 225469440

約数和(自身を除く): 144350376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 8387, 9672, 16774, 25161, 33548, 50322, 67096, 100644, 109031, 201288, 218062, 259997, 327093, 436124, 519994, 654186, 779991, 872248, 1039988, 1308372, 1559982, 2079976, 2616744, 3119964, 3379961, 6239928, 6759922, 10139883, 13519844, 20279766, 27039688, 40559532, 81119064]

約数ペア:

[(1, 81119064), (2, 40559532), (3, 27039688), (4, 20279766), (6, 13519844), (8, 10139883), (12, 6759922), (13, 6239928), (24, 3379961), (26, 3119964), (31, 2616744), (39, 2079976), (52, 1559982), (62, 1308372), (78, 1039988), (93, 872248), (104, 779991), (124, 654186), (156, 519994), (186, 436124), (248, 327093), (312, 259997), (372, 218062), (403, 201288), (744, 109031), (806, 100644), (1209, 67096), (1612, 50322), (2418, 33548), (3224, 25161), (4836, 16774), (8387, 9672)]