51487168

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 106820208

約数和(自身を除く): 55333040

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 64, 86, 106, 172, 212, 344, 353, 424, 688, 706, 848, 1376, 1412, 1696, 2279, 2752, 2824, 3392, 4558, 5648, 9116, 11296, 15179, 18232, 18709, 22592, 30358, 36464, 37418, 60716, 72928, 74836, 121432, 145856, 149672, 242864, 299344, 485728, 598688, 804487, 971456, 1197376, 1608974, 3217948, 6435896, 12871792, 25743584, 51487168]

約数ペア:

[(1, 51487168), (2, 25743584), (4, 12871792), (8, 6435896), (16, 3217948), (32, 1608974), (43, 1197376), (53, 971456), (64, 804487), (86, 598688), (106, 485728), (172, 299344), (212, 242864), (344, 149672), (353, 145856), (424, 121432), (688, 74836), (706, 72928), (848, 60716), (1376, 37418), (1412, 36464), (1696, 30358), (2279, 22592), (2752, 18709), (2824, 18232), (3392, 15179), (4558, 11296), (5648, 9116)]