25391795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 12529165

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2089, 2431, 10445, 12155, 22979, 27157, 35513, 114895, 135785, 177565, 298727, 390643, 461669, 1493635, 1953215, 2308345, 5078359, 25391795]

約数ペア:

[(1, 25391795), (5, 5078359), (11, 2308345), (13, 1953215), (17, 1493635), (55, 461669), (65, 390643), (85, 298727), (143, 177565), (187, 135785), (221, 114895), (715, 35513), (935, 27157), (1105, 22979), (2089, 12155), (2431, 10445)]