20341790025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{68891}}^1$

素因数の和:69062

約数の個数: 48

約数和(自身を含む): 34990522368

約数和(自身を除く): 14648732343

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 127, 155, 381, 465, 635, 775, 1905, 2325, 3175, 3937, 9525, 11811, 19685, 59055, 68891, 98425, 206673, 295275, 344455, 1033365, 1722275, 2135621, 5166825, 6406863, 8749157, 10678105, 26247471, 32034315, 43745785, 53390525, 131237355, 160171575, 218728925, 271223867, 656186775, 813671601, 1356119335, 4068358005, 6780596675, 20341790025]

約数ペア:

[(1, 20341790025), (3, 6780596675), (5, 4068358005), (15, 1356119335), (25, 813671601), (31, 656186775), (75, 271223867), (93, 218728925), (127, 160171575), (155, 131237355), (381, 53390525), (465, 43745785), (635, 32034315), (775, 26247471), (1905, 10678105), (2325, 8749157), (3175, 6406863), (3937, 5166825), (9525, 2135621), (11811, 1722275), (19685, 1033365), (59055, 344455), (68891, 295275), (98425, 206673)]