80627680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:588

約数の個数: 96

約数和(自身を含む): 219409344

約数和(自身を除く): 138781664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 193, 224, 280, 373, 386, 560, 746, 772, 965, 1120, 1351, 1492, 1544, 1865, 1930, 2611, 2702, 2984, 3088, 3730, 3860, 5222, 5404, 5968, 6176, 6755, 7460, 7720, 10444, 10808, 11936, 13055, 13510, 14920, 15440, 20888, 21616, 26110, 27020, 29840, 30880, 41776, 43232, 52220, 54040, 59680, 71989, 83552, 104440, 108080, 143978, 208880, 216160, 287956, 359945, 417760, 503923, 575912, 719890, 1007846, 1151824, 1439780, 2015692, 2303648, 2519615, 2879560, 4031384, 5039230, 5759120, 8062768, 10078460, 11518240, 16125536, 20156920, 40313840, 80627680]

約数ペア:

[(1, 80627680), (2, 40313840), (4, 20156920), (5, 16125536), (7, 11518240), (8, 10078460), (10, 8062768), (14, 5759120), (16, 5039230), (20, 4031384), (28, 2879560), (32, 2519615), (35, 2303648), (40, 2015692), (56, 1439780), (70, 1151824), (80, 1007846), (112, 719890), (140, 575912), (160, 503923), (193, 417760), (224, 359945), (280, 287956), (373, 216160), (386, 208880), (560, 143978), (746, 108080), (772, 104440), (965, 83552), (1120, 71989), (1351, 59680), (1492, 54040), (1544, 52220), (1865, 43232), (1930, 41776), (2611, 30880), (2702, 29840), (2984, 27020), (3088, 26110), (3730, 21616), (3860, 20888), (5222, 15440), (5404, 14920), (5968, 13510), (6176, 13055), (6755, 11936), (7460, 10808), (7720, 10444)]