278375852170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2141352709}}^1$

素因数の和:2141352729

約数の個数: 16

約数和(自身を含む): 539620882920

約数和(自身を除く): 261245030750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2141352709, 4282705418, 10706763545, 21413527090, 27837585217, 55675170434, 139187926085, 278375852170]

約数ペア:

[(1, 278375852170), (2, 139187926085), (5, 55675170434), (10, 27837585217), (13, 21413527090), (26, 10706763545), (65, 4282705418), (130, 2141352709)]