81088016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{136973}}^1$

素因数の和:137018

約数の個数: 20

約数和(自身を含む): 161355372

約数和(自身を除く): 80267356

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 136973, 273946, 547892, 1095784, 2191568, 5068001, 10136002, 20272004, 40544008, 81088016]

約数ペア:

[(1, 81088016), (2, 40544008), (4, 20272004), (8, 10136002), (16, 5068001), (37, 2191568), (74, 1095784), (148, 547892), (296, 273946), (592, 136973)]