128790848

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{883}}^1$

素因数の和:991

約数の個数: 56

約数和(自身を含む): 266748768

約数和(自身を除く): 137957920

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 64, 86, 106, 172, 212, 344, 424, 688, 848, 883, 1376, 1696, 1766, 2279, 2752, 3392, 3532, 4558, 7064, 9116, 14128, 18232, 28256, 36464, 37969, 46799, 56512, 72928, 75938, 93598, 145856, 151876, 187196, 303752, 374392, 607504, 748784, 1215008, 1497568, 2012357, 2430016, 2995136, 4024714, 8049428, 16098856, 32197712, 64395424, 128790848]

約数ペア:

[(1, 128790848), (2, 64395424), (4, 32197712), (8, 16098856), (16, 8049428), (32, 4024714), (43, 2995136), (53, 2430016), (64, 2012357), (86, 1497568), (106, 1215008), (172, 748784), (212, 607504), (344, 374392), (424, 303752), (688, 187196), (848, 151876), (883, 145856), (1376, 93598), (1696, 75938), (1766, 72928), (2279, 56512), (2752, 46799), (3392, 37969), (3532, 36464), (4558, 28256), (7064, 18232), (9116, 14128)]