80957440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 104

約数和(自身を含む): 200515680

約数和(自身を除く): 119558240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 67, 80, 118, 128, 134, 160, 236, 256, 268, 295, 320, 335, 472, 512, 536, 590, 640, 670, 944, 1024, 1072, 1180, 1280, 1340, 1888, 2048, 2144, 2360, 2560, 2680, 3776, 3953, 4096, 4288, 4720, 5120, 5360, 7552, 7906, 8576, 9440, 10240, 10720, 15104, 15812, 17152, 18880, 19765, 20480, 21440, 30208, 31624, 34304, 37760, 39530, 42880, 60416, 63248, 68608, 75520, 79060, 85760, 120832, 126496, 137216, 151040, 158120, 171520, 241664, 252992, 274432, 302080, 316240, 343040, 505984, 604160, 632480, 686080, 1011968, 1208320, 1264960, 1372160, 2023936, 2529920, 4047872, 5059840, 8095744, 10119680, 16191488, 20239360, 40478720, 80957440]

約数ペア:

[(1, 80957440), (2, 40478720), (4, 20239360), (5, 16191488), (8, 10119680), (10, 8095744), (16, 5059840), (20, 4047872), (32, 2529920), (40, 2023936), (59, 1372160), (64, 1264960), (67, 1208320), (80, 1011968), (118, 686080), (128, 632480), (134, 604160), (160, 505984), (236, 343040), (256, 316240), (268, 302080), (295, 274432), (320, 252992), (335, 241664), (472, 171520), (512, 158120), (536, 151040), (590, 137216), (640, 126496), (670, 120832), (944, 85760), (1024, 79060), (1072, 75520), (1180, 68608), (1280, 63248), (1340, 60416), (1888, 42880), (2048, 39530), (2144, 37760), (2360, 34304), (2560, 31624), (2680, 30208), (3776, 21440), (3953, 20480), (4096, 19765), (4288, 18880), (4720, 17152), (5120, 15812), (5360, 15104), (7552, 10720), (7906, 10240), (8576, 9440)]