25922455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 35054208

約数和(自身を除く): 9131753

約数列:

[1, 5, 13, 41, 65, 71, 137, 205, 355, 533, 685, 923, 1781, 2665, 2911, 4615, 5617, 8905, 9727, 14555, 28085, 37843, 48635, 73021, 126451, 189215, 365105, 398807, 632255, 1994035, 5184491, 25922455]

約数ペア:

[(1, 25922455), (5, 5184491), (13, 1994035), (41, 632255), (65, 398807), (71, 365105), (137, 189215), (205, 126451), (355, 73021), (533, 48635), (685, 37843), (923, 28085), (1781, 14555), (2665, 9727), (2911, 8905), (4615, 5617)]