82491520

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2113}}^1$

素因数の和:2193

約数の個数: 64

約数和(自身を含む): 200534040

約数和(自身を除く): 118042520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2113, 2440, 3904, 4226, 4880, 7808, 8452, 9760, 10565, 16904, 19520, 21130, 33808, 39040, 42260, 67616, 84520, 128893, 135232, 169040, 257786, 270464, 338080, 515572, 644465, 676160, 1031144, 1288930, 1352320, 2062288, 2577860, 4124576, 5155720, 8249152, 10311440, 16498304, 20622880, 41245760, 82491520]

約数ペア:

[(1, 82491520), (2, 41245760), (4, 20622880), (5, 16498304), (8, 10311440), (10, 8249152), (16, 5155720), (20, 4124576), (32, 2577860), (40, 2062288), (61, 1352320), (64, 1288930), (80, 1031144), (122, 676160), (128, 644465), (160, 515572), (244, 338080), (305, 270464), (320, 257786), (488, 169040), (610, 135232), (640, 128893), (976, 84520), (1220, 67616), (1952, 42260), (2113, 39040), (2440, 33808), (3904, 21130), (4226, 19520), (4880, 16904), (7808, 10565), (8452, 9760)]