84796160

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 209763456

約数和(自身を除く): 124967296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2137, 2480, 3968, 4274, 4960, 7936, 8548, 9920, 10685, 17096, 19840, 21370, 34192, 39680, 42740, 66247, 68384, 85480, 132494, 136768, 170960, 264988, 273536, 331235, 341920, 529976, 547072, 662470, 683840, 1059952, 1324940, 1367680, 2119904, 2649880, 2735360, 4239808, 5299760, 8479616, 10599520, 16959232, 21199040, 42398080, 84796160]

約数ペア:

[(1, 84796160), (2, 42398080), (4, 21199040), (5, 16959232), (8, 10599520), (10, 8479616), (16, 5299760), (20, 4239808), (31, 2735360), (32, 2649880), (40, 2119904), (62, 1367680), (64, 1324940), (80, 1059952), (124, 683840), (128, 662470), (155, 547072), (160, 529976), (248, 341920), (256, 331235), (310, 273536), (320, 264988), (496, 170960), (620, 136768), (640, 132494), (992, 85480), (1240, 68384), (1280, 66247), (1984, 42740), (2137, 39680), (2480, 34192), (3968, 21370), (4274, 19840), (4960, 17096), (7936, 10685), (8548, 9920)]