71289260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1879}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 171816960

約数和(自身を除く): 100527700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1879, 1897, 2710, 3758, 3794, 5420, 7516, 7588, 9395, 9485, 13153, 18790, 18970, 26306, 37580, 37940, 52612, 65765, 131530, 263060, 509209, 1018418, 2036836, 2546045, 3564463, 5092090, 7128926, 10184180, 14257852, 17822315, 35644630, 71289260]

約数ペア:

[(1, 71289260), (2, 35644630), (4, 17822315), (5, 14257852), (7, 10184180), (10, 7128926), (14, 5092090), (20, 3564463), (28, 2546045), (35, 2036836), (70, 1018418), (140, 509209), (271, 263060), (542, 131530), (1084, 65765), (1355, 52612), (1879, 37940), (1897, 37580), (2710, 26306), (3758, 18970), (3794, 18790), (5420, 13153), (7516, 9485), (7588, 9395)]