64762810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{132169}}^1$

素因数の和:132190

約数の個数: 24

約数和(自身を含む): 135606420

約数和(自身を除く): 70843610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 132169, 264338, 660845, 925183, 1321690, 1850366, 4625915, 6476281, 9251830, 12952562, 32381405, 64762810]

約数ペア:

[(1, 64762810), (2, 32381405), (5, 12952562), (7, 9251830), (10, 6476281), (14, 4625915), (35, 1850366), (49, 1321690), (70, 925183), (98, 660845), (245, 264338), (490, 132169)]