8538978025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{45767}}^1$

素因数の和:46233

約数の個数: 24

約数和(自身を含む): 11236959360

約数和(自身を除く): 2697981335

約数列:

[1, 5, 17, 25, 85, 425, 439, 2195, 7463, 10975, 37315, 45767, 186575, 228835, 778039, 1144175, 3890195, 19450975, 20091713, 100458565, 341559121, 502292825, 1707795605, 8538978025]

約数ペア:

[(1, 8538978025), (5, 1707795605), (17, 502292825), (25, 341559121), (85, 100458565), (425, 20091713), (439, 19450975), (2195, 3890195), (7463, 1144175), (10975, 778039), (37315, 228835), (45767, 186575)]