51173440

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3719}}^1$

素因数の和:3779

約数の個数: 56

約数和(自身を含む): 124724160

約数和(自身を除く): 73550720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 3719, 6880, 7438, 13760, 14876, 18595, 29752, 37190, 59504, 74380, 119008, 148760, 159917, 238016, 297520, 319834, 595040, 639668, 799585, 1190080, 1279336, 1599170, 2558672, 3198340, 5117344, 6396680, 10234688, 12793360, 25586720, 51173440]

約数ペア:

[(1, 51173440), (2, 25586720), (4, 12793360), (5, 10234688), (8, 6396680), (10, 5117344), (16, 3198340), (20, 2558672), (32, 1599170), (40, 1279336), (43, 1190080), (64, 799585), (80, 639668), (86, 595040), (160, 319834), (172, 297520), (215, 238016), (320, 159917), (344, 148760), (430, 119008), (688, 74380), (860, 59504), (1376, 37190), (1720, 29752), (2752, 18595), (3440, 14876), (3719, 13760), (6880, 7438)]