80778207680

素因数分解:

$2^6\times 5^1\times {\mathrm{11597}}^1\times {\mathrm{21767}}^1$

素因数の和:33381

約数の個数: 56

約数和(自身を含む): 192378531168

約数和(自身を除く): 111600323488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 11597, 21767, 23194, 43534, 46388, 57985, 87068, 92776, 108835, 115970, 174136, 185552, 217670, 231940, 348272, 371104, 435340, 463880, 696544, 742208, 870680, 927760, 1393088, 1741360, 1855520, 3482720, 3711040, 6965440, 252431899, 504863798, 1009727596, 1262159495, 2019455192, 2524318990, 4038910384, 5048637980, 8077820768, 10097275960, 16155641536, 20194551920, 40389103840, 80778207680]

約数ペア:

[(1, 80778207680), (2, 40389103840), (4, 20194551920), (5, 16155641536), (8, 10097275960), (10, 8077820768), (16, 5048637980), (20, 4038910384), (32, 2524318990), (40, 2019455192), (64, 1262159495), (80, 1009727596), (160, 504863798), (320, 252431899), (11597, 6965440), (21767, 3711040), (23194, 3482720), (43534, 1855520), (46388, 1741360), (57985, 1393088), (87068, 927760), (92776, 870680), (108835, 742208), (115970, 696544), (174136, 463880), (185552, 435340), (217670, 371104), (231940, 348272)]