668840272

素因数分解:

$2^4\times {\mathrm{5059}}^1\times {\mathrm{8263}}^1$

素因数の和:13330

約数の個数: 20

約数和(自身を含む): 1296291040

約数和(自身を除く): 627450768

約数列:

[1, 2, 4, 8, 16, 5059, 8263, 10118, 16526, 20236, 33052, 40472, 66104, 80944, 132208, 41802517, 83605034, 167210068, 334420136, 668840272]

約数ペア:

[(1, 668840272), (2, 334420136), (4, 167210068), (8, 83605034), (16, 41802517), (5059, 132208), (8263, 80944), (10118, 66104), (16526, 40472), (20236, 33052)]