205123910005

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{11792119}}^1$

素因数の和:11792209

約数の個数: 24

約数和(自身を含む): 290369162880

約数和(自身を除く): 85245252875

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 2485, 3479, 17395, 11792119, 58960595, 82544833, 412724165, 577813831, 837240449, 2889069155, 4186202245, 5860683143, 29303415715, 41024782001, 205123910005]

約数ペア:

[(1, 205123910005), (5, 41024782001), (7, 29303415715), (35, 5860683143), (49, 4186202245), (71, 2889069155), (245, 837240449), (355, 577813831), (497, 412724165), (2485, 82544833), (3479, 58960595), (17395, 11792119)]