826620340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6397}}^1$

素因数の和:6497

約数の個数: 96

約数和(自身を含む): 2166925824

約数和(自身を除く): 1340305484

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 182, 260, 284, 355, 364, 455, 497, 710, 910, 923, 994, 1420, 1820, 1846, 1988, 2485, 3692, 4615, 4970, 6397, 6461, 9230, 9940, 12794, 12922, 18460, 25588, 25844, 31985, 32305, 44779, 63970, 64610, 83161, 89558, 127940, 129220, 166322, 179116, 223895, 332644, 415805, 447790, 454187, 582127, 831610, 895580, 908374, 1164254, 1663220, 1816748, 2270935, 2328508, 2910635, 3179309, 4541870, 5821270, 5904431, 6358618, 9083740, 11642540, 11808862, 12717236, 15896545, 23617724, 29522155, 31793090, 41331017, 59044310, 63586180, 82662034, 118088620, 165324068, 206655085, 413310170, 826620340]

約数ペア:

[(1, 826620340), (2, 413310170), (4, 206655085), (5, 165324068), (7, 118088620), (10, 82662034), (13, 63586180), (14, 59044310), (20, 41331017), (26, 31793090), (28, 29522155), (35, 23617724), (52, 15896545), (65, 12717236), (70, 11808862), (71, 11642540), (91, 9083740), (130, 6358618), (140, 5904431), (142, 5821270), (182, 4541870), (260, 3179309), (284, 2910635), (355, 2328508), (364, 2270935), (455, 1816748), (497, 1663220), (710, 1164254), (910, 908374), (923, 895580), (994, 831610), (1420, 582127), (1820, 454187), (1846, 447790), (1988, 415805), (2485, 332644), (3692, 223895), (4615, 179116), (4970, 166322), (6397, 129220), (6461, 127940), (9230, 89558), (9940, 83161), (12794, 64610), (12922, 63970), (18460, 44779), (25588, 32305), (25844, 31985)]