268336310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{78691}}^1$

素因数の和:78740

約数の個数: 32

約数和(自身を含む): 543919104

約数和(自身を除く): 275582794

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 78691, 157382, 393455, 786910, 865601, 1731202, 2439421, 4328005, 4878842, 8656010, 12197105, 24394210, 26833631, 53667262, 134168155, 268336310]

約数ペア:

[(1, 268336310), (2, 134168155), (5, 53667262), (10, 26833631), (11, 24394210), (22, 12197105), (31, 8656010), (55, 4878842), (62, 4328005), (110, 2439421), (155, 1731202), (310, 865601), (341, 786910), (682, 393455), (1705, 157382), (3410, 78691)]