31991522905

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 39157582464

約数和(自身を除く): 7166059559

約数列:

[1, 5, 83, 293, 307, 415, 857, 1465, 1535, 4285, 24319, 25481, 71131, 89951, 121595, 127405, 251101, 263099, 355655, 449755, 1255505, 1315495, 7465933, 20841383, 21837217, 37329665, 77088007, 104206915, 109186085, 385440035, 6398304581, 31991522905]

約数ペア:

[(1, 31991522905), (5, 6398304581), (83, 385440035), (293, 109186085), (307, 104206915), (415, 77088007), (857, 37329665), (1465, 21837217), (1535, 20841383), (4285, 7465933), (24319, 1315495), (25481, 1255505), (71131, 449755), (89951, 355655), (121595, 263099), (127405, 251101)]