51497440

素因数分解:

$2^5\times 5^1\times {\mathrm{367}}^1\times {\mathrm{877}}^1$

素因数の和:1259

約数の個数: 48

約数和(自身を含む): 122133312

約数和(自身を除く): 70635872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 367, 734, 877, 1468, 1754, 1835, 2936, 3508, 3670, 4385, 5872, 7016, 7340, 8770, 11744, 14032, 14680, 17540, 28064, 29360, 35080, 58720, 70160, 140320, 321859, 643718, 1287436, 1609295, 2574872, 3218590, 5149744, 6437180, 10299488, 12874360, 25748720, 51497440]

約数ペア:

[(1, 51497440), (2, 25748720), (4, 12874360), (5, 10299488), (8, 6437180), (10, 5149744), (16, 3218590), (20, 2574872), (32, 1609295), (40, 1287436), (80, 643718), (160, 321859), (367, 140320), (734, 70160), (877, 58720), (1468, 35080), (1754, 29360), (1835, 28064), (2936, 17540), (3508, 14680), (3670, 14032), (4385, 11744), (5872, 8770), (7016, 7340)]