80640522

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 112

約数和(自身を含む): 198313920

約数和(自身を除く): 117673398

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 71, 81, 82, 114, 123, 142, 162, 171, 213, 243, 246, 342, 369, 426, 486, 513, 639, 729, 738, 779, 1026, 1107, 1278, 1349, 1458, 1539, 1558, 1917, 2214, 2337, 2698, 2911, 3078, 3321, 3834, 4047, 4617, 4674, 5751, 5822, 6642, 7011, 8094, 8733, 9234, 9963, 11502, 12141, 13851, 14022, 17253, 17466, 19926, 21033, 24282, 26199, 27702, 29889, 34506, 36423, 42066, 51759, 52398, 55309, 59778, 63099, 72846, 78597, 103518, 109269, 110618, 126198, 157194, 165927, 189297, 218538, 235791, 327807, 331854, 378594, 471582, 497781, 567891, 655614, 707373, 983421, 995562, 1135782, 1414746, 1493343, 1966842, 2122119, 2986686, 4244238, 4480029, 8960058, 13440087, 26880174, 40320261, 80640522]

約数ペア:

[(1, 80640522), (2, 40320261), (3, 26880174), (6, 13440087), (9, 8960058), (18, 4480029), (19, 4244238), (27, 2986686), (38, 2122119), (41, 1966842), (54, 1493343), (57, 1414746), (71, 1135782), (81, 995562), (82, 983421), (114, 707373), (123, 655614), (142, 567891), (162, 497781), (171, 471582), (213, 378594), (243, 331854), (246, 327807), (342, 235791), (369, 218538), (426, 189297), (486, 165927), (513, 157194), (639, 126198), (729, 110618), (738, 109269), (779, 103518), (1026, 78597), (1107, 72846), (1278, 63099), (1349, 59778), (1458, 55309), (1539, 52398), (1558, 51759), (1917, 42066), (2214, 36423), (2337, 34506), (2698, 29889), (2911, 27702), (3078, 26199), (3321, 24282), (3834, 21033), (4047, 19926), (4617, 17466), (4674, 17253), (5751, 14022), (5822, 13851), (6642, 12141), (7011, 11502), (8094, 9963), (8733, 9234)]