198282647984

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{499}}^1\times {\mathrm{124799}}^1$

素因数の和:125505

約数の個数: 40

約数和(自身を含む): 386880000000

約数和(自身を除く): 188597352016

約数列:

[1, 2, 4, 8, 16, 199, 398, 499, 796, 998, 1592, 1996, 3184, 3992, 7984, 99301, 124799, 198602, 249598, 397204, 499196, 794408, 998392, 1588816, 1996784, 24835001, 49670002, 62274701, 99340004, 124549402, 198680008, 249098804, 397360016, 498197608, 996395216, 12392665499, 24785330998, 49570661996, 99141323992, 198282647984]

約数ペア:

[(1, 198282647984), (2, 99141323992), (4, 49570661996), (8, 24785330998), (16, 12392665499), (199, 996395216), (398, 498197608), (499, 397360016), (796, 249098804), (998, 198680008), (1592, 124549402), (1996, 99340004), (3184, 62274701), (3992, 49670002), (7984, 24835001), (99301, 1996784), (124799, 1588816), (198602, 998392), (249598, 794408), (397204, 499196)]