26556775

素因数分解:

$5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 40672000

約数和(自身を除く): 14115225

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 163, 175, 245, 343, 475, 665, 815, 931, 1141, 1225, 1715, 3097, 3325, 4075, 4655, 5705, 6517, 7987, 8575, 15485, 21679, 23275, 28525, 32585, 39935, 55909, 77425, 108395, 151753, 162925, 199675, 279545, 541975, 758765, 1062271, 1397725, 3793825, 5311355, 26556775]

約数ペア:

[(1, 26556775), (5, 5311355), (7, 3793825), (19, 1397725), (25, 1062271), (35, 758765), (49, 541975), (95, 279545), (133, 199675), (163, 162925), (175, 151753), (245, 108395), (343, 77425), (475, 55909), (665, 39935), (815, 32585), (931, 28525), (1141, 23275), (1225, 21679), (1715, 15485), (3097, 8575), (3325, 7987), (4075, 6517), (4655, 5705)]