51975040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6247}}^1$

素因数の和:6279

約数の個数: 64

約数和(自身を含む): 133832160

約数和(自身を除く): 81857120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 6247, 8320, 12494, 24988, 31235, 49976, 62470, 81211, 99952, 124940, 162422, 199904, 249880, 324844, 399808, 406055, 499760, 649688, 799616, 812110, 999520, 1299376, 1624220, 1999040, 2598752, 3248440, 3998080, 5197504, 6496880, 10395008, 12993760, 25987520, 51975040]

約数ペア:

[(1, 51975040), (2, 25987520), (4, 12993760), (5, 10395008), (8, 6496880), (10, 5197504), (13, 3998080), (16, 3248440), (20, 2598752), (26, 1999040), (32, 1624220), (40, 1299376), (52, 999520), (64, 812110), (65, 799616), (80, 649688), (104, 499760), (128, 406055), (130, 399808), (160, 324844), (208, 249880), (260, 199904), (320, 162422), (416, 124940), (520, 99952), (640, 81211), (832, 62470), (1040, 49976), (1664, 31235), (2080, 24988), (4160, 12494), (6247, 8320)]