82609020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:892

約数の個数: 144

約数和(自身を含む): 276468192

約数和(自身を除く): 193859172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 821, 860, 1118, 1170, 1290, 1548, 1642, 1677, 1935, 2236, 2340, 2463, 2580, 2795, 3284, 3354, 3870, 4105, 4926, 5031, 5590, 6708, 7389, 7740, 8210, 8385, 9852, 10062, 10673, 11180, 12315, 14778, 16420, 16770, 20124, 21346, 24630, 25155, 29556, 32019, 33540, 35303, 36945, 42692, 49260, 50310, 53365, 64038, 70606, 73890, 96057, 100620, 105909, 106730, 128076, 141212, 147780, 160095, 176515, 192114, 211818, 213460, 317727, 320190, 353030, 384228, 423636, 458939, 480285, 529545, 635454, 640380, 706060, 917878, 960570, 1059090, 1270908, 1376817, 1588635, 1835756, 1921140, 2118180, 2294695, 2753634, 3177270, 4130451, 4589390, 5507268, 6354540, 6884085, 8260902, 9178780, 13768170, 16521804, 20652255, 27536340, 41304510, 82609020]

約数ペア:

[(1, 82609020), (2, 41304510), (3, 27536340), (4, 20652255), (5, 16521804), (6, 13768170), (9, 9178780), (10, 8260902), (12, 6884085), (13, 6354540), (15, 5507268), (18, 4589390), (20, 4130451), (26, 3177270), (30, 2753634), (36, 2294695), (39, 2118180), (43, 1921140), (45, 1835756), (52, 1588635), (60, 1376817), (65, 1270908), (78, 1059090), (86, 960570), (90, 917878), (117, 706060), (129, 640380), (130, 635454), (156, 529545), (172, 480285), (180, 458939), (195, 423636), (215, 384228), (234, 353030), (258, 320190), (260, 317727), (387, 213460), (390, 211818), (430, 192114), (468, 176515), (516, 160095), (559, 147780), (585, 141212), (645, 128076), (774, 106730), (780, 105909), (821, 100620), (860, 96057), (1118, 73890), (1170, 70606), (1290, 64038), (1548, 53365), (1642, 50310), (1677, 49260), (1935, 42692), (2236, 36945), (2340, 35303), (2463, 33540), (2580, 32019), (2795, 29556), (3284, 25155), (3354, 24630), (3870, 21346), (4105, 20124), (4926, 16770), (5031, 16420), (5590, 14778), (6708, 12315), (7389, 11180), (7740, 10673), (8210, 10062), (8385, 9852)]