86984075

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 111034560

約数和(自身を除く): 24050485

約数列:

[1, 5, 25, 47, 181, 235, 409, 905, 1175, 2045, 4525, 8507, 10225, 19223, 42535, 74029, 96115, 212675, 370145, 480575, 1850725, 3479363, 17396815, 86984075]

約数ペア:

[(1, 86984075), (5, 17396815), (25, 3479363), (47, 1850725), (181, 480575), (235, 370145), (409, 212675), (905, 96115), (1175, 74029), (2045, 42535), (4525, 19223), (8507, 10225)]