258239488

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 88

約数和(自身を含む): 585769520

約数和(自身を除く): 327530032

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 608, 832, 988, 1021, 1024, 1216, 1664, 1976, 2042, 2432, 3328, 3952, 4084, 4864, 6656, 7904, 8168, 9728, 13273, 13312, 15808, 16336, 19399, 19456, 26546, 31616, 32672, 38798, 53092, 63232, 65344, 77596, 106184, 126464, 130688, 155192, 212368, 252187, 252928, 261376, 310384, 424736, 504374, 522752, 620768, 849472, 1008748, 1045504, 1241536, 1698944, 2017496, 2483072, 3397888, 4034992, 4966144, 6795776, 8069984, 9932288, 13591552, 16139968, 19864576, 32279936, 64559872, 129119744, 258239488]

約数ペア:

[(1, 258239488), (2, 129119744), (4, 64559872), (8, 32279936), (13, 19864576), (16, 16139968), (19, 13591552), (26, 9932288), (32, 8069984), (38, 6795776), (52, 4966144), (64, 4034992), (76, 3397888), (104, 2483072), (128, 2017496), (152, 1698944), (208, 1241536), (247, 1045504), (256, 1008748), (304, 849472), (416, 620768), (494, 522752), (512, 504374), (608, 424736), (832, 310384), (988, 261376), (1021, 252928), (1024, 252187), (1216, 212368), (1664, 155192), (1976, 130688), (2042, 126464), (2432, 106184), (3328, 77596), (3952, 65344), (4084, 63232), (4864, 53092), (6656, 38798), (7904, 32672), (8168, 31616), (9728, 26546), (13273, 19456), (13312, 19399), (15808, 16336)]