51278696

素因数分解:

$2^3\times 7^2\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 112500900

約数和(自身を除く): 61222204

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 257, 392, 509, 514, 1018, 1028, 1799, 2036, 2056, 3563, 3598, 4072, 7126, 7196, 12593, 14252, 14392, 24941, 25186, 28504, 49882, 50372, 99764, 100744, 130813, 199528, 261626, 523252, 915691, 1046504, 1831382, 3662764, 6409837, 7325528, 12819674, 25639348, 51278696]

約数ペア:

[(1, 51278696), (2, 25639348), (4, 12819674), (7, 7325528), (8, 6409837), (14, 3662764), (28, 1831382), (49, 1046504), (56, 915691), (98, 523252), (196, 261626), (257, 199528), (392, 130813), (509, 100744), (514, 99764), (1018, 50372), (1028, 49882), (1799, 28504), (2036, 25186), (2056, 24941), (3563, 14392), (3598, 14252), (4072, 12593), (7126, 7196)]