54757425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 97440192

約数和(自身を除く): 42682767

約数列:

[1, 3, 5, 15, 17, 25, 51, 67, 75, 85, 201, 255, 335, 425, 641, 1005, 1139, 1275, 1675, 1923, 3205, 3417, 5025, 5695, 9615, 10897, 16025, 17085, 28475, 32691, 42947, 48075, 54485, 85425, 128841, 163455, 214735, 272425, 644205, 730099, 817275, 1073675, 2190297, 3221025, 3650495, 10951485, 18252475, 54757425]

約数ペア:

[(1, 54757425), (3, 18252475), (5, 10951485), (15, 3650495), (17, 3221025), (25, 2190297), (51, 1073675), (67, 817275), (75, 730099), (85, 644205), (201, 272425), (255, 214735), (335, 163455), (425, 128841), (641, 85425), (1005, 54485), (1139, 48075), (1275, 42947), (1675, 32691), (1923, 28475), (3205, 17085), (3417, 16025), (5025, 10897), (5695, 9615)]