128013568

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{7043}}^1$

素因数の和:7130

約数の個数: 36

約数和(自身を含む): 259162848

約数和(自身を除く): 131149280

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 4544, 7043, 9088, 14086, 18176, 28172, 56344, 112688, 225376, 450752, 500053, 901504, 1000106, 1803008, 2000212, 4000424, 8000848, 16001696, 32003392, 64006784, 128013568]

約数ペア:

[(1, 128013568), (2, 64006784), (4, 32003392), (8, 16001696), (16, 8000848), (32, 4000424), (64, 2000212), (71, 1803008), (128, 1000106), (142, 901504), (256, 500053), (284, 450752), (568, 225376), (1136, 112688), (2272, 56344), (4544, 28172), (7043, 18176), (9088, 14086)]