31061290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{709}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 60474960

約数和(自身を除く): 29413670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 709, 1418, 1685, 3370, 3545, 4381, 7090, 8762, 9217, 18434, 21905, 43810, 46085, 92170, 238933, 477866, 1194665, 2389330, 3106129, 6212258, 15530645, 31061290]

約数ペア:

[(1, 31061290), (2, 15530645), (5, 6212258), (10, 3106129), (13, 2389330), (26, 1194665), (65, 477866), (130, 238933), (337, 92170), (674, 46085), (709, 43810), (1418, 21905), (1685, 18434), (3370, 9217), (3545, 8762), (4381, 7090)]