13131630850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20202509}}^1$

素因数の和:20202534

約数の個数: 24

約数和(自身を含む): 26303668020

約数和(自身を除く): 13172037170

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 20202509, 40405018, 101012545, 202025090, 262632617, 505062725, 525265234, 1010125450, 1313163085, 2626326170, 6565815425, 13131630850]

約数ペア:

[(1, 13131630850), (2, 6565815425), (5, 2626326170), (10, 1313163085), (13, 1010125450), (25, 525265234), (26, 505062725), (50, 262632617), (65, 202025090), (130, 101012545), (325, 40405018), (650, 20202509)]