490730975

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 715186368

約数和(自身を除く): 224455393

約数列:

[1, 5, 7, 25, 35, 53, 157, 175, 265, 337, 371, 785, 1099, 1325, 1685, 1855, 2359, 3925, 5495, 8321, 8425, 9275, 11795, 17861, 27475, 41605, 52909, 58247, 58975, 89305, 125027, 208025, 264545, 291235, 370363, 446525, 625135, 1322725, 1456175, 1851815, 2804177, 3125675, 9259075, 14020885, 19629239, 70104425, 98146195, 490730975]

約数ペア:

[(1, 490730975), (5, 98146195), (7, 70104425), (25, 19629239), (35, 14020885), (53, 9259075), (157, 3125675), (175, 2804177), (265, 1851815), (337, 1456175), (371, 1322725), (785, 625135), (1099, 446525), (1325, 370363), (1685, 291235), (1855, 264545), (2359, 208025), (3925, 125027), (5495, 89305), (8321, 58975), (8425, 58247), (9275, 52909), (11795, 41605), (17861, 27475)]