51330860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2887}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 124207104

約数和(自身を除く): 72876244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 2887, 3556, 4445, 5774, 8890, 11548, 14435, 17780, 20209, 28870, 40418, 57740, 80836, 101045, 202090, 366649, 404180, 733298, 1466596, 1833245, 2566543, 3666490, 5133086, 7332980, 10266172, 12832715, 25665430, 51330860]

約数ペア:

[(1, 51330860), (2, 25665430), (4, 12832715), (5, 10266172), (7, 7332980), (10, 5133086), (14, 3666490), (20, 2566543), (28, 1833245), (35, 1466596), (70, 733298), (127, 404180), (140, 366649), (254, 202090), (508, 101045), (635, 80836), (889, 57740), (1270, 40418), (1778, 28870), (2540, 20209), (2887, 17780), (3556, 14435), (4445, 11548), (5774, 8890)]