81552065

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 115153920

約数和(自身を除く): 33601855

約数列:

[1, 5, 7, 35, 67, 83, 335, 415, 419, 469, 581, 2095, 2345, 2905, 2933, 5561, 14665, 27805, 28073, 34777, 38927, 140365, 173885, 194635, 196511, 243439, 982555, 1217195, 2330059, 11650295, 16310413, 81552065]

約数ペア:

[(1, 81552065), (5, 16310413), (7, 11650295), (35, 2330059), (67, 1217195), (83, 982555), (335, 243439), (415, 196511), (419, 194635), (469, 173885), (581, 140365), (2095, 38927), (2345, 34777), (2905, 28073), (2933, 27805), (5561, 14665)]