261579745

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 387527040

約数和(自身を除く): 125947295

約数列:

[1, 5, 7, 19, 35, 59, 95, 113, 133, 295, 413, 565, 665, 791, 1121, 2065, 2147, 3481, 3955, 5605, 6667, 7847, 10735, 15029, 17405, 24367, 33335, 39235, 46669, 66139, 75145, 121835, 126673, 233345, 330695, 393353, 462973, 633365, 886711, 1966765, 2314865, 2753471, 4433555, 7473707, 13767355, 37368535, 52315949, 261579745]

約数ペア:

[(1, 261579745), (5, 52315949), (7, 37368535), (19, 13767355), (35, 7473707), (59, 4433555), (95, 2753471), (113, 2314865), (133, 1966765), (295, 886711), (413, 633365), (565, 462973), (665, 393353), (791, 330695), (1121, 233345), (2065, 126673), (2147, 121835), (3481, 75145), (3955, 66139), (5605, 46669), (6667, 39235), (7847, 33335), (10735, 24367), (15029, 17405)]