413291008

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2065

約数の個数: 80

約数和(自身を含む): 918441216

約数和(自身を除く): 505150208

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1612, 1664, 1984, 2003, 3224, 3328, 3968, 4006, 6448, 6656, 7936, 8012, 12896, 15872, 16024, 25792, 26039, 32048, 51584, 52078, 62093, 64096, 103168, 104156, 124186, 128192, 206336, 208312, 248372, 256384, 416624, 496744, 512768, 807209, 833248, 993488, 1025536, 1614418, 1666496, 1986976, 3228836, 3332992, 3973952, 6457672, 6665984, 7947904, 12915344, 13331968, 15895808, 25830688, 31791616, 51661376, 103322752, 206645504, 413291008]

約数ペア:

[(1, 413291008), (2, 206645504), (4, 103322752), (8, 51661376), (13, 31791616), (16, 25830688), (26, 15895808), (31, 13331968), (32, 12915344), (52, 7947904), (62, 6665984), (64, 6457672), (104, 3973952), (124, 3332992), (128, 3228836), (208, 1986976), (248, 1666496), (256, 1614418), (403, 1025536), (416, 993488), (496, 833248), (512, 807209), (806, 512768), (832, 496744), (992, 416624), (1612, 256384), (1664, 248372), (1984, 208312), (2003, 206336), (3224, 128192), (3328, 124186), (3968, 104156), (4006, 103168), (6448, 64096), (6656, 62093), (7936, 52078), (8012, 51584), (12896, 32048), (15872, 26039), (16024, 25792)]