255477248

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 555808176

約数和(自身を除く): 300330928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 131, 208, 256, 262, 293, 416, 512, 524, 586, 832, 1048, 1172, 1664, 1703, 2096, 2344, 3328, 3406, 3809, 4192, 4688, 6656, 6812, 7618, 8384, 9376, 13624, 15236, 16768, 18752, 27248, 30472, 33536, 37504, 38383, 54496, 60944, 67072, 75008, 76766, 108992, 121888, 150016, 153532, 217984, 243776, 307064, 435968, 487552, 498979, 614128, 871936, 975104, 997958, 1228256, 1950208, 1995916, 2456512, 3991832, 4913024, 7983664, 9826048, 15967328, 19652096, 31934656, 63869312, 127738624, 255477248]

約数ペア:

[(1, 255477248), (2, 127738624), (4, 63869312), (8, 31934656), (13, 19652096), (16, 15967328), (26, 9826048), (32, 7983664), (52, 4913024), (64, 3991832), (104, 2456512), (128, 1995916), (131, 1950208), (208, 1228256), (256, 997958), (262, 975104), (293, 871936), (416, 614128), (512, 498979), (524, 487552), (586, 435968), (832, 307064), (1048, 243776), (1172, 217984), (1664, 153532), (1703, 150016), (2096, 121888), (2344, 108992), (3328, 76766), (3406, 75008), (3809, 67072), (4192, 60944), (4688, 54496), (6656, 38383), (6812, 37504), (7618, 33536), (8384, 30472), (9376, 27248), (13624, 18752), (15236, 16768)]