2666386576

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{691}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 5980474368

約数和(自身を除く): 3314087792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 263, 524, 526, 691, 917, 1048, 1052, 1382, 1834, 1841, 2096, 2104, 2764, 3668, 3682, 4208, 4837, 5528, 7336, 7364, 9674, 11056, 14672, 14728, 19348, 29456, 34453, 38696, 68906, 77392, 90521, 137812, 181042, 181733, 241171, 275624, 362084, 363466, 482342, 551248, 633647, 724168, 726932, 964684, 1267294, 1272131, 1448336, 1453864, 1929368, 2534588, 2544262, 2907728, 3858736, 5069176, 5088524, 10138352, 10177048, 20354096, 23807023, 47614046, 95228092, 166649161, 190456184, 333298322, 380912368, 666596644, 1333193288, 2666386576]

約数ペア:

[(1, 2666386576), (2, 1333193288), (4, 666596644), (7, 380912368), (8, 333298322), (14, 190456184), (16, 166649161), (28, 95228092), (56, 47614046), (112, 23807023), (131, 20354096), (262, 10177048), (263, 10138352), (524, 5088524), (526, 5069176), (691, 3858736), (917, 2907728), (1048, 2544262), (1052, 2534588), (1382, 1929368), (1834, 1453864), (1841, 1448336), (2096, 1272131), (2104, 1267294), (2764, 964684), (3668, 726932), (3682, 724168), (4208, 633647), (4837, 551248), (5528, 482342), (7336, 363466), (7364, 362084), (9674, 275624), (11056, 241171), (14672, 181733), (14728, 181042), (19348, 137812), (29456, 90521), (34453, 77392), (38696, 68906)]