53249140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{719}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 133781760

約数和(自身を除く): 80532620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 529, 644, 719, 805, 1058, 1438, 1610, 2116, 2645, 2876, 3220, 3595, 3703, 5033, 5290, 7190, 7406, 10066, 10580, 14380, 14812, 16537, 18515, 20132, 25165, 33074, 37030, 50330, 66148, 74060, 82685, 100660, 115759, 165370, 231518, 330740, 380351, 463036, 578795, 760702, 1157590, 1521404, 1901755, 2315180, 2662457, 3803510, 5324914, 7607020, 10649828, 13312285, 26624570, 53249140]

約数ペア:

[(1, 53249140), (2, 26624570), (4, 13312285), (5, 10649828), (7, 7607020), (10, 5324914), (14, 3803510), (20, 2662457), (23, 2315180), (28, 1901755), (35, 1521404), (46, 1157590), (70, 760702), (92, 578795), (115, 463036), (140, 380351), (161, 330740), (230, 231518), (322, 165370), (460, 115759), (529, 100660), (644, 82685), (719, 74060), (805, 66148), (1058, 50330), (1438, 37030), (1610, 33074), (2116, 25165), (2645, 20132), (2876, 18515), (3220, 16537), (3595, 14812), (3703, 14380), (5033, 10580), (5290, 10066), (7190, 7406)]