396768256

素因数分解:

$2^{10}\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:511

約数の個数: 88

約数和(自身を含む): 848931840

約数和(自身を除く): 452163584

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 431, 464, 496, 512, 862, 899, 928, 992, 1024, 1724, 1798, 1856, 1984, 3448, 3596, 3712, 3968, 6896, 7192, 7424, 7936, 12499, 13361, 13792, 14384, 14848, 15872, 24998, 26722, 27584, 28768, 29696, 31744, 49996, 53444, 55168, 57536, 99992, 106888, 110336, 115072, 199984, 213776, 220672, 230144, 387469, 399968, 427552, 441344, 460288, 774938, 799936, 855104, 920576, 1549876, 1599872, 1710208, 3099752, 3199744, 3420416, 6199504, 6399488, 6840832, 12399008, 12798976, 13681664, 24798016, 49596032, 99192064, 198384128, 396768256]

約数ペア:

[(1, 396768256), (2, 198384128), (4, 99192064), (8, 49596032), (16, 24798016), (29, 13681664), (31, 12798976), (32, 12399008), (58, 6840832), (62, 6399488), (64, 6199504), (116, 3420416), (124, 3199744), (128, 3099752), (232, 1710208), (248, 1599872), (256, 1549876), (431, 920576), (464, 855104), (496, 799936), (512, 774938), (862, 460288), (899, 441344), (928, 427552), (992, 399968), (1024, 387469), (1724, 230144), (1798, 220672), (1856, 213776), (1984, 199984), (3448, 115072), (3596, 110336), (3712, 106888), (3968, 99992), (6896, 57536), (7192, 55168), (7424, 53444), (7936, 49996), (12499, 31744), (13361, 29696), (13792, 28768), (14384, 27584), (14848, 26722), (15872, 24998)]