20233657600

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1549}}^1$

素因数の和:1745

約数の個数: 216

約数和(自身を含む): 54312452600

約数和(自身を除く): 34078795000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 157, 160, 200, 208, 256, 260, 314, 320, 325, 400, 416, 520, 628, 640, 650, 785, 800, 832, 1040, 1256, 1280, 1300, 1549, 1570, 1600, 1664, 2041, 2080, 2512, 2600, 3098, 3140, 3200, 3328, 3925, 4082, 4160, 5024, 5200, 6196, 6280, 6400, 7745, 7850, 8164, 8320, 10048, 10205, 10400, 12392, 12560, 15490, 15700, 16328, 16640, 20096, 20137, 20410, 20800, 24784, 25120, 30980, 31400, 32656, 38725, 40192, 40274, 40820, 41600, 49568, 50240, 51025, 61960, 62800, 65312, 77450, 80548, 81640, 83200, 99136, 100480, 100685, 102050, 123920, 125600, 130624, 154900, 161096, 163280, 198272, 200960, 201370, 204100, 243193, 247840, 251200, 261248, 309800, 322192, 326560, 396544, 402740, 408200, 486386, 495680, 502400, 503425, 522496, 619600, 644384, 653120, 805480, 816400, 972772, 991360, 1004800, 1006850, 1215965, 1239200, 1288768, 1306240, 1610960, 1632800, 1945544, 1982720, 2013700, 2431930, 2478400, 2577536, 2612480, 3161509, 3221920, 3265600, 3891088, 4027400, 4863860, 4956800, 5155072, 6079825, 6323018, 6443840, 6531200, 7782176, 8054800, 9727720, 9913600, 12159650, 12646036, 12887680, 13062400, 15564352, 15807545, 16109600, 19455440, 24319300, 25292072, 25775360, 31128704, 31615090, 32219200, 38910880, 48638600, 50584144, 62257408, 63230180, 64438400, 77821760, 79037725, 97277200, 101168288, 126460360, 128876800, 155643520, 158075450, 194554400, 202336576, 252920720, 311287040, 316150900, 389108800, 404673152, 505841440, 632301800, 778217600, 809346304, 1011682880, 1264603600, 1556435200, 2023365760, 2529207200, 4046731520, 5058414400, 10116828800, 20233657600]

約数ペア:

[(1, 20233657600), (2, 10116828800), (4, 5058414400), (5, 4046731520), (8, 2529207200), (10, 2023365760), (13, 1556435200), (16, 1264603600), (20, 1011682880), (25, 809346304), (26, 778217600), (32, 632301800), (40, 505841440), (50, 404673152), (52, 389108800), (64, 316150900), (65, 311287040), (80, 252920720), (100, 202336576), (104, 194554400), (128, 158075450), (130, 155643520), (157, 128876800), (160, 126460360), (200, 101168288), (208, 97277200), (256, 79037725), (260, 77821760), (314, 64438400), (320, 63230180), (325, 62257408), (400, 50584144), (416, 48638600), (520, 38910880), (628, 32219200), (640, 31615090), (650, 31128704), (785, 25775360), (800, 25292072), (832, 24319300), (1040, 19455440), (1256, 16109600), (1280, 15807545), (1300, 15564352), (1549, 13062400), (1570, 12887680), (1600, 12646036), (1664, 12159650), (2041, 9913600), (2080, 9727720), (2512, 8054800), (2600, 7782176), (3098, 6531200), (3140, 6443840), (3200, 6323018), (3328, 6079825), (3925, 5155072), (4082, 4956800), (4160, 4863860), (5024, 4027400), (5200, 3891088), (6196, 3265600), (6280, 3221920), (6400, 3161509), (7745, 2612480), (7850, 2577536), (8164, 2478400), (8320, 2431930), (10048, 2013700), (10205, 1982720), (10400, 1945544), (12392, 1632800), (12560, 1610960), (15490, 1306240), (15700, 1288768), (16328, 1239200), (16640, 1215965), (20096, 1006850), (20137, 1004800), (20410, 991360), (20800, 972772), (24784, 816400), (25120, 805480), (30980, 653120), (31400, 644384), (32656, 619600), (38725, 522496), (40192, 503425), (40274, 502400), (40820, 495680), (41600, 486386), (49568, 408200), (50240, 402740), (51025, 396544), (61960, 326560), (62800, 322192), (65312, 309800), (77450, 261248), (80548, 251200), (81640, 247840), (83200, 243193), (99136, 204100), (100480, 201370), (100685, 200960), (102050, 198272), (123920, 163280), (125600, 161096), (130624, 154900)]