25177115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 31457280

約数和(自身を除く): 6280165

約数列:

[1, 5, 31, 127, 155, 635, 1279, 3937, 6395, 19685, 39649, 162433, 198245, 812165, 5035423, 25177115]

約数ペア:

[(1, 25177115), (5, 5035423), (31, 812165), (127, 198245), (155, 162433), (635, 39649), (1279, 19685), (3937, 6395)]