168307925

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 212240136

約数和(自身を除く): 43932211

約数列:

[1, 5, 25, 137, 157, 313, 685, 785, 1565, 3425, 3925, 7825, 21509, 42881, 49141, 107545, 214405, 245705, 537725, 1072025, 1228525, 6732317, 33661585, 168307925]

約数ペア:

[(1, 168307925), (5, 33661585), (25, 6732317), (137, 1228525), (157, 1072025), (313, 537725), (685, 245705), (785, 214405), (1565, 107545), (3425, 49141), (3925, 42881), (7825, 21509)]