71314256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6469}}^1$

素因数の和:6543

約数の個数: 40

約数和(自身を含む): 151630920

約数和(自身を除く): 80316664

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 6469, 11024, 12938, 25876, 51752, 84097, 103504, 168194, 336388, 342857, 672776, 685714, 1345552, 1371428, 2742856, 4457141, 5485712, 8914282, 17828564, 35657128, 71314256]

約数ペア:

[(1, 71314256), (2, 35657128), (4, 17828564), (8, 8914282), (13, 5485712), (16, 4457141), (26, 2742856), (52, 1371428), (53, 1345552), (104, 685714), (106, 672776), (208, 342857), (212, 336388), (424, 168194), (689, 103504), (848, 84097), (1378, 51752), (2756, 25876), (5512, 12938), (6469, 11024)]