81245638655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1\times {\mathrm{15139}}^1$

素因数の和:18503

約数の個数: 32

約数和(自身を含む): 108702777600

約数和(自身を除く): 27457138945

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 3323, 15139, 16615, 56491, 63137, 75695, 257363, 282455, 287641, 315685, 1073329, 1286815, 1438205, 4889897, 5366645, 24449485, 50306897, 251534485, 855217249, 955831043, 4276086245, 4779155215, 16249127731, 81245638655]

約数ペア:

[(1, 81245638655), (5, 16249127731), (17, 4779155215), (19, 4276086245), (85, 955831043), (95, 855217249), (323, 251534485), (1615, 50306897), (3323, 24449485), (15139, 5366645), (16615, 4889897), (56491, 1438205), (63137, 1286815), (75695, 1073329), (257363, 315685), (282455, 287641)]