81907832

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 166320000

約数和(自身を除く): 84412168

約数列:

[1, 2, 4, 8, 29, 41, 58, 79, 82, 109, 116, 158, 164, 218, 232, 316, 328, 436, 632, 872, 1189, 2291, 2378, 3161, 3239, 4469, 4582, 4756, 6322, 6478, 8611, 8938, 9164, 9512, 12644, 12956, 17222, 17876, 18328, 25288, 25912, 34444, 35752, 68888, 93931, 129601, 187862, 249719, 259202, 353051, 375724, 499438, 518404, 706102, 751448, 998876, 1036808, 1412204, 1997752, 2824408, 10238479, 20476958, 40953916, 81907832]

約数ペア:

[(1, 81907832), (2, 40953916), (4, 20476958), (8, 10238479), (29, 2824408), (41, 1997752), (58, 1412204), (79, 1036808), (82, 998876), (109, 751448), (116, 706102), (158, 518404), (164, 499438), (218, 375724), (232, 353051), (316, 259202), (328, 249719), (436, 187862), (632, 129601), (872, 93931), (1189, 68888), (2291, 35752), (2378, 34444), (3161, 25912), (3239, 25288), (4469, 18328), (4582, 17876), (4756, 17222), (6322, 12956), (6478, 12644), (8611, 9512), (8938, 9164)]