139023025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4481}}^1$

素因数の和:4581

約数の個数: 24

約数和(自身を含む): 185070744

約数和(自身を除く): 46047719

約数列:

[1, 5, 17, 25, 73, 85, 365, 425, 1241, 1825, 4481, 6205, 22405, 31025, 76177, 112025, 327113, 380885, 1635565, 1904425, 5560921, 8177825, 27804605, 139023025]

約数ペア:

[(1, 139023025), (5, 27804605), (17, 8177825), (25, 5560921), (73, 1904425), (85, 1635565), (365, 380885), (425, 327113), (1241, 112025), (1825, 76177), (4481, 31025), (6205, 22405)]