672779065

素因数分解:

$5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 982080000

約数和(自身を除く): 309300935

約数列:

[1, 5, 7, 35, 49, 59, 61, 109, 245, 295, 305, 343, 413, 427, 545, 763, 1715, 2065, 2135, 2891, 2989, 3599, 3815, 5341, 6431, 6649, 14455, 14945, 17995, 20237, 20923, 25193, 26705, 32155, 33245, 37387, 45017, 46543, 101185, 104615, 125965, 176351, 186935, 225085, 232715, 315119, 325801, 392291, 881755, 1234457, 1575595, 1629005, 1961455, 2205833, 2280607, 2746037, 6172285, 11029165, 11403035, 13730185, 19222259, 96111295, 134555813, 672779065]

約数ペア:

[(1, 672779065), (5, 134555813), (7, 96111295), (35, 19222259), (49, 13730185), (59, 11403035), (61, 11029165), (109, 6172285), (245, 2746037), (295, 2280607), (305, 2205833), (343, 1961455), (413, 1629005), (427, 1575595), (545, 1234457), (763, 881755), (1715, 392291), (2065, 325801), (2135, 315119), (2891, 232715), (2989, 225085), (3599, 186935), (3815, 176351), (5341, 125965), (6431, 104615), (6649, 101185), (14455, 46543), (14945, 45017), (17995, 37387), (20237, 33245), (20923, 32155), (25193, 26705)]