81502028

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{773}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 146372688

約数和(自身を除く): 64870660

約数列:

[1, 2, 4, 43, 86, 172, 613, 773, 1226, 1546, 2452, 3092, 26359, 33239, 52718, 66478, 105436, 132956, 473849, 947698, 1895396, 20375507, 40751014, 81502028]

約数ペア:

[(1, 81502028), (2, 40751014), (4, 20375507), (43, 1895396), (86, 947698), (172, 473849), (613, 132956), (773, 105436), (1226, 66478), (1546, 52718), (2452, 33239), (3092, 26359)]