128555168

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15511}}^1$

素因数の和:15565

約数の個数: 48

約数和(自身を含む): 297085824

約数和(自身を除く): 168530656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 4144, 8288, 15511, 31022, 62044, 108577, 124088, 217154, 248176, 434308, 496352, 573907, 868616, 1147814, 1737232, 2295628, 3474464, 4017349, 4591256, 8034698, 9182512, 16069396, 18365024, 32138792, 64277584, 128555168]

約数ペア:

[(1, 128555168), (2, 64277584), (4, 32138792), (7, 18365024), (8, 16069396), (14, 9182512), (16, 8034698), (28, 4591256), (32, 4017349), (37, 3474464), (56, 2295628), (74, 1737232), (112, 1147814), (148, 868616), (224, 573907), (259, 496352), (296, 434308), (518, 248176), (592, 217154), (1036, 124088), (1184, 108577), (2072, 62044), (4144, 31022), (8288, 15511)]