218291275

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5347}}^1$

素因数の和:5451

約数の個数: 24

約数和(自身を含む): 286481664

約数和(自身を除く): 68190389

約数列:

[1, 5, 23, 25, 71, 115, 355, 575, 1633, 1775, 5347, 8165, 26735, 40825, 122981, 133675, 379637, 614905, 1898185, 3074525, 8731651, 9490925, 43658255, 218291275]

約数ペア:

[(1, 218291275), (5, 43658255), (23, 9490925), (25, 8731651), (71, 3074525), (115, 1898185), (355, 614905), (575, 379637), (1633, 133675), (1775, 122981), (5347, 40825), (8165, 26735)]