20337502500

素因数分解:

$2^2\times 3^2\times 5^4\times 7^1\times {\mathrm{129127}}^1$

素因数の和:129164

約数の個数: 180

約数和(自身を含む): 73418048704

約数和(自身を除く): 53080546204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 625, 630, 700, 750, 875, 900, 1050, 1125, 1250, 1260, 1500, 1575, 1750, 1875, 2100, 2250, 2500, 2625, 3150, 3500, 3750, 4375, 4500, 5250, 5625, 6300, 7500, 7875, 8750, 10500, 11250, 13125, 15750, 17500, 22500, 26250, 31500, 39375, 52500, 78750, 129127, 157500, 258254, 387381, 516508, 645635, 774762, 903889, 1162143, 1291270, 1549524, 1807778, 1936905, 2324286, 2582540, 2711667, 3228175, 3615556, 3873810, 4519445, 4648572, 5423334, 5810715, 6456350, 7747620, 8135001, 9038890, 9684525, 10846668, 11621430, 12912700, 13558335, 16140875, 16270002, 18077780, 19369050, 22597225, 23242860, 27116670, 29053575, 32281750, 32540004, 38738100, 40675005, 45194450, 48422625, 54233340, 58107150, 64563500, 67791675, 80704375, 81350010, 90388900, 96845250, 112986125, 116214300, 135583350, 145267875, 161408750, 162700020, 193690500, 203375025, 225972250, 242113125, 271166700, 290535750, 322817500, 338958375, 406750050, 451944500, 484226250, 564930625, 581071500, 677916750, 726339375, 813500100, 968452500, 1016875125, 1129861250, 1355833500, 1452678750, 1694791875, 2033750250, 2259722500, 2905357500, 3389583750, 4067500500, 5084375625, 6779167500, 10168751250, 20337502500]

約数ペア:

[(1, 20337502500), (2, 10168751250), (3, 6779167500), (4, 5084375625), (5, 4067500500), (6, 3389583750), (7, 2905357500), (9, 2259722500), (10, 2033750250), (12, 1694791875), (14, 1452678750), (15, 1355833500), (18, 1129861250), (20, 1016875125), (21, 968452500), (25, 813500100), (28, 726339375), (30, 677916750), (35, 581071500), (36, 564930625), (42, 484226250), (45, 451944500), (50, 406750050), (60, 338958375), (63, 322817500), (70, 290535750), (75, 271166700), (84, 242113125), (90, 225972250), (100, 203375025), (105, 193690500), (125, 162700020), (126, 161408750), (140, 145267875), (150, 135583350), (175, 116214300), (180, 112986125), (210, 96845250), (225, 90388900), (250, 81350010), (252, 80704375), (300, 67791675), (315, 64563500), (350, 58107150), (375, 54233340), (420, 48422625), (450, 45194450), (500, 40675005), (525, 38738100), (625, 32540004), (630, 32281750), (700, 29053575), (750, 27116670), (875, 23242860), (900, 22597225), (1050, 19369050), (1125, 18077780), (1250, 16270002), (1260, 16140875), (1500, 13558335), (1575, 12912700), (1750, 11621430), (1875, 10846668), (2100, 9684525), (2250, 9038890), (2500, 8135001), (2625, 7747620), (3150, 6456350), (3500, 5810715), (3750, 5423334), (4375, 4648572), (4500, 4519445), (5250, 3873810), (5625, 3615556), (6300, 3228175), (7500, 2711667), (7875, 2582540), (8750, 2324286), (10500, 1936905), (11250, 1807778), (13125, 1549524), (15750, 1291270), (17500, 1162143), (22500, 903889), (26250, 774762), (31500, 645635), (39375, 516508), (52500, 387381), (78750, 258254), (129127, 157500)]