72549680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{129553}}^1$

素因数の和:129573

約数の個数: 40

約数和(自身を含む): 192776352

約数和(自身を除く): 120226672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 129553, 259106, 518212, 647765, 906871, 1036424, 1295530, 1813742, 2072848, 2591060, 3627484, 4534355, 5182120, 7254968, 9068710, 10364240, 14509936, 18137420, 36274840, 72549680]

約数ペア:

[(1, 72549680), (2, 36274840), (4, 18137420), (5, 14509936), (7, 10364240), (8, 9068710), (10, 7254968), (14, 5182120), (16, 4534355), (20, 3627484), (28, 2591060), (35, 2072848), (40, 1813742), (56, 1295530), (70, 1036424), (80, 906871), (112, 647765), (140, 518212), (280, 259106), (560, 129553)]