855459725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1\times {\mathrm{1217}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 1097096448

約数和(自身を除く): 241636723

約数列:

[1, 5, 25, 31, 155, 775, 907, 1217, 4535, 6085, 22675, 28117, 30425, 37727, 140585, 188635, 702925, 943175, 1103819, 5519095, 27595475, 34218389, 171091945, 855459725]

約数ペア:

[(1, 855459725), (5, 171091945), (25, 34218389), (31, 27595475), (155, 5519095), (775, 1103819), (907, 943175), (1217, 702925), (4535, 188635), (6085, 140585), (22675, 37727), (28117, 30425)]