83187520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19997}}^1$

素因数の和:20027

約数の個数: 56

約数和(自身を含む): 213338664

約数和(自身を除く): 130151144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 19997, 39994, 79988, 99985, 159976, 199970, 259961, 319952, 399940, 519922, 639904, 799880, 1039844, 1279808, 1299805, 1599760, 2079688, 2599610, 3199520, 4159376, 5199220, 6399040, 8318752, 10398440, 16637504, 20796880, 41593760, 83187520]

約数ペア:

[(1, 83187520), (2, 41593760), (4, 20796880), (5, 16637504), (8, 10398440), (10, 8318752), (13, 6399040), (16, 5199220), (20, 4159376), (26, 3199520), (32, 2599610), (40, 2079688), (52, 1599760), (64, 1299805), (65, 1279808), (80, 1039844), (104, 799880), (130, 639904), (160, 519922), (208, 399940), (260, 319952), (320, 259961), (416, 199970), (520, 159976), (832, 99985), (1040, 79988), (2080, 39994), (4160, 19997)]