55178005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 73156608

約数和(自身を除く): 17978603

約数列:

[1, 5, 17, 41, 71, 85, 205, 223, 355, 697, 1115, 1207, 2911, 3485, 3791, 6035, 9143, 14555, 15833, 18955, 45715, 49487, 79165, 155431, 247435, 269161, 649153, 777155, 1345805, 3245765, 11035601, 55178005]

約数ペア:

[(1, 55178005), (5, 11035601), (17, 3245765), (41, 1345805), (71, 777155), (85, 649153), (205, 269161), (223, 247435), (355, 155431), (697, 79165), (1115, 49487), (1207, 45715), (2911, 18955), (3485, 15833), (3791, 14555), (6035, 9143)]