64651090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{131941}}^1$

素因数の和:131962

約数の個数: 24

約数和(自身を含む): 135372492

約数和(自身を除く): 70721402

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 131941, 263882, 659705, 923587, 1319410, 1847174, 4617935, 6465109, 9235870, 12930218, 32325545, 64651090]

約数ペア:

[(1, 64651090), (2, 32325545), (5, 12930218), (7, 9235870), (10, 6465109), (14, 4617935), (35, 1847174), (49, 1319410), (70, 923587), (98, 659705), (245, 263882), (490, 131941)]