257649152

素因数分解:

$2^9\times {\mathrm{107}}^1\times {\mathrm{4703}}^1$

素因数の和:4828

約数の個数: 40

約数和(自身を含む): 519716736

約数和(自身を除く): 262067584

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 256, 428, 512, 856, 1712, 3424, 4703, 6848, 9406, 13696, 18812, 27392, 37624, 54784, 75248, 150496, 300992, 503221, 601984, 1006442, 1203968, 2012884, 2407936, 4025768, 8051536, 16103072, 32206144, 64412288, 128824576, 257649152]

約数ペア:

[(1, 257649152), (2, 128824576), (4, 64412288), (8, 32206144), (16, 16103072), (32, 8051536), (64, 4025768), (107, 2407936), (128, 2012884), (214, 1203968), (256, 1006442), (428, 601984), (512, 503221), (856, 300992), (1712, 150496), (3424, 75248), (4703, 54784), (6848, 37624), (9406, 27392), (13696, 18812)]