655126025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{5261}}^1$

素因数の和:5581

約数の個数: 24

約数和(自身を含む): 863241624

約数和(自身を除く): 208115599

約数列:

[1, 5, 17, 25, 85, 293, 425, 1465, 4981, 5261, 7325, 24905, 26305, 89437, 124525, 131525, 447185, 1541473, 2235925, 7707365, 26205041, 38536825, 131025205, 655126025]

約数ペア:

[(1, 655126025), (5, 131025205), (17, 38536825), (25, 26205041), (85, 7707365), (293, 2235925), (425, 1541473), (1465, 447185), (4981, 131525), (5261, 124525), (7325, 89437), (24905, 26305)]