938391025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3802

約数の個数: 48

約数和(自身を含む): 1386661248

約数和(自身を除く): 448270223

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 275, 325, 355, 715, 781, 923, 1775, 3575, 3697, 3905, 4615, 10153, 18485, 19525, 23075, 40667, 48061, 50765, 92425, 203335, 240305, 253825, 262487, 528671, 1016675, 1201525, 1312435, 2643355, 2887357, 3412331, 6562175, 13216775, 14436785, 17061655, 37535641, 72183925, 85308275, 187678205, 938391025]

約数ペア:

[(1, 938391025), (5, 187678205), (11, 85308275), (13, 72183925), (25, 37535641), (55, 17061655), (65, 14436785), (71, 13216775), (143, 6562175), (275, 3412331), (325, 2887357), (355, 2643355), (715, 1312435), (781, 1201525), (923, 1016675), (1775, 528671), (3575, 262487), (3697, 253825), (3905, 240305), (4615, 203335), (10153, 92425), (18485, 50765), (19525, 48061), (23075, 40667)]