2065767578

素因数分解:

$2^1\times 7^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 3760779456

約数和(自身を除く): 1695011878

約数列:

[1, 2, 7, 14, 49, 71, 73, 83, 98, 142, 146, 166, 343, 497, 511, 581, 686, 994, 1022, 1162, 2401, 3479, 3577, 4067, 4802, 5183, 5893, 6059, 6958, 7154, 8134, 10366, 11786, 12118, 24353, 25039, 28469, 36281, 41251, 42413, 48706, 50078, 56938, 72562, 82502, 84826, 170471, 175273, 199283, 253967, 288757, 296891, 340942, 350546, 398566, 430189, 507934, 577514, 593782, 860378, 1777769, 2021299, 2078237, 3011323, 3555538, 4042598, 4156474, 6022646, 12444383, 14149093, 14547659, 21079261, 24888766, 28298186, 29095318, 42158522, 147554827, 295109654, 1032883789, 2065767578]

約数ペア:

[(1, 2065767578), (2, 1032883789), (7, 295109654), (14, 147554827), (49, 42158522), (71, 29095318), (73, 28298186), (83, 24888766), (98, 21079261), (142, 14547659), (146, 14149093), (166, 12444383), (343, 6022646), (497, 4156474), (511, 4042598), (581, 3555538), (686, 3011323), (994, 2078237), (1022, 2021299), (1162, 1777769), (2401, 860378), (3479, 593782), (3577, 577514), (4067, 507934), (4802, 430189), (5183, 398566), (5893, 350546), (6059, 340942), (6958, 296891), (7154, 288757), (8134, 253967), (10366, 199283), (11786, 175273), (12118, 170471), (24353, 84826), (25039, 82502), (28469, 72562), (36281, 56938), (41251, 50078), (42413, 48706)]