256410070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3663001}}^1$

素因数の和:3663015

約数の個数: 16

約数和(自身を含む): 527472288

約数和(自身を除く): 271062218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3663001, 7326002, 18315005, 25641007, 36630010, 51282014, 128205035, 256410070]

約数ペア:

[(1, 256410070), (2, 128205035), (5, 51282014), (7, 36630010), (10, 25641007), (14, 18315005), (35, 7326002), (70, 3663001)]