128200415

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^2\times {\mathrm{283}}^1$

素因数の和:388

約数の個数: 36

約数和(自身を含む): 183863304

約数和(自身を除く): 55662889

約数列:

[1, 5, 7, 35, 43, 49, 215, 245, 283, 301, 1415, 1505, 1849, 1981, 2107, 9245, 9905, 10535, 12169, 12943, 13867, 60845, 64715, 69335, 85183, 90601, 425915, 453005, 523267, 596281, 2616335, 2981405, 3662869, 18314345, 25640083, 128200415]

約数ペア:

[(1, 128200415), (5, 25640083), (7, 18314345), (35, 3662869), (43, 2981405), (49, 2616335), (215, 596281), (245, 523267), (283, 453005), (301, 425915), (1415, 90601), (1505, 85183), (1849, 69335), (1981, 64715), (2107, 60845), (9245, 13867), (9905, 12943), (10535, 12169)]