64753990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{132151}}^1$

素因数の和:132172

約数の個数: 24

約数和(自身を含む): 135587952

約数和(自身を除く): 70833962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 132151, 264302, 660755, 925057, 1321510, 1850114, 4625285, 6475399, 9250570, 12950798, 32376995, 64753990]

約数ペア:

[(1, 64753990), (2, 32376995), (5, 12950798), (7, 9250570), (10, 6475399), (14, 4625285), (35, 1850114), (49, 1321510), (70, 925057), (98, 660755), (245, 264302), (490, 132151)]