90987008

素因数分解:

$2^9\times 7^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:557

約数の個数: 80

約数和(自身を含む): 212129280

約数和(自身を除く): 121142272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 479, 512, 742, 848, 896, 958, 1484, 1696, 1792, 1916, 2968, 3353, 3392, 3584, 3832, 5936, 6706, 6784, 7664, 11872, 13412, 13568, 15328, 23744, 25387, 26824, 27136, 30656, 47488, 50774, 53648, 61312, 94976, 101548, 107296, 122624, 177709, 189952, 203096, 214592, 245248, 355418, 406192, 429184, 710836, 812384, 858368, 1421672, 1624768, 1716736, 2843344, 3249536, 5686688, 6499072, 11373376, 12998144, 22746752, 45493504, 90987008]

約数ペア:

[(1, 90987008), (2, 45493504), (4, 22746752), (7, 12998144), (8, 11373376), (14, 6499072), (16, 5686688), (28, 3249536), (32, 2843344), (53, 1716736), (56, 1624768), (64, 1421672), (106, 858368), (112, 812384), (128, 710836), (212, 429184), (224, 406192), (256, 355418), (371, 245248), (424, 214592), (448, 203096), (479, 189952), (512, 177709), (742, 122624), (848, 107296), (896, 101548), (958, 94976), (1484, 61312), (1696, 53648), (1792, 50774), (1916, 47488), (2968, 30656), (3353, 27136), (3392, 26824), (3584, 25387), (3832, 23744), (5936, 15328), (6706, 13568), (6784, 13412), (7664, 11872)]