25438553660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97840591}}^1$

素因数の和:97840613

約数の個数: 24

約数和(自身を含む): 57530268096

約数和(自身を除く): 32091714436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97840591, 195681182, 391362364, 489202955, 978405910, 1271927683, 1956811820, 2543855366, 5087710732, 6359638415, 12719276830, 25438553660]

約数ペア:

[(1, 25438553660), (2, 12719276830), (4, 6359638415), (5, 5087710732), (10, 2543855366), (13, 1956811820), (20, 1271927683), (26, 978405910), (52, 489202955), (65, 391362364), (130, 195681182), (260, 97840591)]