20162010400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{13901}}^1$

素因数の和:13972

約数の個数: 216

約数和(自身を含む): 58808212596

約数和(自身を除く): 38646202196

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 49, 50, 56, 70, 74, 80, 98, 100, 112, 140, 148, 160, 175, 185, 196, 200, 224, 245, 259, 280, 296, 350, 370, 392, 400, 490, 518, 560, 592, 700, 740, 784, 800, 925, 980, 1036, 1120, 1184, 1225, 1295, 1400, 1480, 1568, 1813, 1850, 1960, 2072, 2450, 2590, 2800, 2960, 3626, 3700, 3920, 4144, 4900, 5180, 5600, 5920, 6475, 7252, 7400, 7840, 8288, 9065, 9800, 10360, 12950, 13901, 14504, 14800, 18130, 19600, 20720, 25900, 27802, 29008, 29600, 36260, 39200, 41440, 45325, 51800, 55604, 58016, 69505, 72520, 90650, 97307, 103600, 111208, 139010, 145040, 181300, 194614, 207200, 222416, 278020, 290080, 347525, 362600, 389228, 444832, 486535, 514337, 556040, 681149, 695050, 725200, 778456, 973070, 1028674, 1112080, 1362298, 1390100, 1450400, 1556912, 1946140, 2057348, 2224160, 2432675, 2571685, 2724596, 2780200, 3113824, 3405745, 3600359, 3892280, 4114696, 4865350, 5143370, 5449192, 5560400, 6811490, 7200718, 7784560, 8229392, 9730700, 10286740, 10898384, 11120800, 12858425, 13622980, 14401436, 15569120, 16458784, 17028725, 18001795, 19461400, 20573480, 21796768, 25202513, 25716850, 27245960, 28802872, 34057450, 36003590, 38922800, 41146960, 50405026, 51433700, 54491920, 57605744, 68114900, 72007180, 77845600, 82293920, 90008975, 100810052, 102867400, 108983840, 115211488, 126012565, 136229800, 144014360, 180017950, 201620104, 205734800, 252025130, 272459600, 288028720, 360035900, 403240208, 411469600, 504050260, 544919200, 576057440, 630062825, 720071800, 806480416, 1008100520, 1260125650, 1440143600, 2016201040, 2520251300, 2880287200, 4032402080, 5040502600, 10081005200, 20162010400]

約数ペア:

[(1, 20162010400), (2, 10081005200), (4, 5040502600), (5, 4032402080), (7, 2880287200), (8, 2520251300), (10, 2016201040), (14, 1440143600), (16, 1260125650), (20, 1008100520), (25, 806480416), (28, 720071800), (32, 630062825), (35, 576057440), (37, 544919200), (40, 504050260), (49, 411469600), (50, 403240208), (56, 360035900), (70, 288028720), (74, 272459600), (80, 252025130), (98, 205734800), (100, 201620104), (112, 180017950), (140, 144014360), (148, 136229800), (160, 126012565), (175, 115211488), (185, 108983840), (196, 102867400), (200, 100810052), (224, 90008975), (245, 82293920), (259, 77845600), (280, 72007180), (296, 68114900), (350, 57605744), (370, 54491920), (392, 51433700), (400, 50405026), (490, 41146960), (518, 38922800), (560, 36003590), (592, 34057450), (700, 28802872), (740, 27245960), (784, 25716850), (800, 25202513), (925, 21796768), (980, 20573480), (1036, 19461400), (1120, 18001795), (1184, 17028725), (1225, 16458784), (1295, 15569120), (1400, 14401436), (1480, 13622980), (1568, 12858425), (1813, 11120800), (1850, 10898384), (1960, 10286740), (2072, 9730700), (2450, 8229392), (2590, 7784560), (2800, 7200718), (2960, 6811490), (3626, 5560400), (3700, 5449192), (3920, 5143370), (4144, 4865350), (4900, 4114696), (5180, 3892280), (5600, 3600359), (5920, 3405745), (6475, 3113824), (7252, 2780200), (7400, 2724596), (7840, 2571685), (8288, 2432675), (9065, 2224160), (9800, 2057348), (10360, 1946140), (12950, 1556912), (13901, 1450400), (14504, 1390100), (14800, 1362298), (18130, 1112080), (19600, 1028674), (20720, 973070), (25900, 778456), (27802, 725200), (29008, 695050), (29600, 681149), (36260, 556040), (39200, 514337), (41440, 486535), (45325, 444832), (51800, 389228), (55604, 362600), (58016, 347525), (69505, 290080), (72520, 278020), (90650, 222416), (97307, 207200), (103600, 194614), (111208, 181300), (139010, 145040)]