72472895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 97998336

約数和(自身を除く): 25525441

約数列:

[1, 5, 11, 55, 67, 71, 277, 335, 355, 737, 781, 1385, 3047, 3685, 3905, 4757, 15235, 18559, 19667, 23785, 52327, 92795, 98335, 204149, 216337, 261635, 1020745, 1081685, 1317689, 6588445, 14494579, 72472895]

約数ペア:

[(1, 72472895), (5, 14494579), (11, 6588445), (55, 1317689), (67, 1081685), (71, 1020745), (277, 261635), (335, 216337), (355, 204149), (737, 98335), (781, 92795), (1385, 52327), (3047, 23785), (3685, 19667), (3905, 18559), (4757, 15235)]