55610555

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 92123136

約数和(自身を除く): 36512581

約数列:

[1, 5, 7, 11, 13, 35, 41, 55, 65, 77, 91, 143, 205, 271, 287, 385, 451, 455, 533, 715, 1001, 1355, 1435, 1897, 2255, 2665, 2981, 3157, 3523, 3731, 5005, 5863, 9485, 11111, 14905, 15785, 17615, 18655, 20867, 24661, 29315, 38753, 41041, 55555, 77777, 104335, 122221, 123305, 144443, 193765, 205205, 271271, 388885, 611105, 722215, 855547, 1011101, 1356355, 1588873, 4277735, 5055505, 7944365, 11122111, 55610555]

約数ペア:

[(1, 55610555), (5, 11122111), (7, 7944365), (11, 5055505), (13, 4277735), (35, 1588873), (41, 1356355), (55, 1011101), (65, 855547), (77, 722215), (91, 611105), (143, 388885), (205, 271271), (271, 205205), (287, 193765), (385, 144443), (451, 123305), (455, 122221), (533, 104335), (715, 77777), (1001, 55555), (1355, 41041), (1435, 38753), (1897, 29315), (2255, 24661), (2665, 20867), (2981, 18655), (3157, 17615), (3523, 15785), (3731, 14905), (5005, 11111), (5863, 9485)]