81509224

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{541}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 157559400

約数和(自身を除く): 76050176

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 509, 541, 1018, 1082, 2036, 2164, 4072, 4328, 18833, 20017, 37666, 40034, 75332, 80068, 150664, 160136, 275369, 550738, 1101476, 2202952, 10188653, 20377306, 40754612, 81509224]

約数ペア:

[(1, 81509224), (2, 40754612), (4, 20377306), (8, 10188653), (37, 2202952), (74, 1101476), (148, 550738), (296, 275369), (509, 160136), (541, 150664), (1018, 80068), (1082, 75332), (2036, 40034), (2164, 37666), (4072, 20017), (4328, 18833)]