20100642944

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1013}}^1$

素因数の和:1286

約数の個数: 128

約数和(自身を含む): 43439760000

約数和(自身を除く): 23339117056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 199, 304, 328, 398, 608, 656, 779, 796, 1013, 1216, 1312, 1558, 1592, 2026, 2432, 2624, 3116, 3184, 3781, 4052, 5248, 6232, 6368, 7562, 8104, 8159, 12464, 12736, 15124, 16208, 16318, 19247, 24928, 25472, 30248, 32416, 32636, 38494, 41533, 49856, 60496, 64832, 65272, 76988, 83066, 99712, 120992, 129664, 130544, 153976, 155021, 166132, 201587, 241984, 261088, 307952, 310042, 332264, 403174, 483968, 522176, 615904, 620084, 664528, 789127, 806348, 1044352, 1231808, 1240168, 1329056, 1578254, 1612696, 2463616, 2480336, 2658112, 3156508, 3225392, 3830153, 4960672, 5316224, 6313016, 6450784, 7660306, 8265067, 9921344, 12626032, 12901568, 15320612, 16530134, 19842688, 25252064, 25803136, 30641224, 33060268, 50504128, 61282448, 66120536, 101008256, 122564896, 132241072, 157036273, 245129792, 264482144, 314072546, 490259584, 528964288, 628145092, 1057928576, 1256290184, 2512580368, 5025160736, 10050321472, 20100642944]

約数ペア:

[(1, 20100642944), (2, 10050321472), (4, 5025160736), (8, 2512580368), (16, 1256290184), (19, 1057928576), (32, 628145092), (38, 528964288), (41, 490259584), (64, 314072546), (76, 264482144), (82, 245129792), (128, 157036273), (152, 132241072), (164, 122564896), (199, 101008256), (304, 66120536), (328, 61282448), (398, 50504128), (608, 33060268), (656, 30641224), (779, 25803136), (796, 25252064), (1013, 19842688), (1216, 16530134), (1312, 15320612), (1558, 12901568), (1592, 12626032), (2026, 9921344), (2432, 8265067), (2624, 7660306), (3116, 6450784), (3184, 6313016), (3781, 5316224), (4052, 4960672), (5248, 3830153), (6232, 3225392), (6368, 3156508), (7562, 2658112), (8104, 2480336), (8159, 2463616), (12464, 1612696), (12736, 1578254), (15124, 1329056), (16208, 1240168), (16318, 1231808), (19247, 1044352), (24928, 806348), (25472, 789127), (30248, 664528), (32416, 620084), (32636, 615904), (38494, 522176), (41533, 483968), (49856, 403174), (60496, 332264), (64832, 310042), (65272, 307952), (76988, 261088), (83066, 241984), (99712, 201587), (120992, 166132), (129664, 155021), (130544, 153976)]