123796310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 250449408

約数和(自身を除く): 126653098

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 121, 131, 142, 242, 262, 355, 605, 655, 710, 781, 1210, 1310, 1331, 1441, 1562, 2662, 2882, 3905, 6655, 7205, 7810, 8591, 9301, 13310, 14410, 15851, 17182, 18602, 31702, 42955, 46505, 79255, 85910, 93010, 94501, 102311, 158510, 174361, 189002, 204622, 348722, 472505, 511555, 871805, 945010, 1023110, 1125421, 1743610, 2250842, 5627105, 11254210, 12379631, 24759262, 61898155, 123796310]

約数ペア:

[(1, 123796310), (2, 61898155), (5, 24759262), (10, 12379631), (11, 11254210), (22, 5627105), (55, 2250842), (71, 1743610), (110, 1125421), (121, 1023110), (131, 945010), (142, 871805), (242, 511555), (262, 472505), (355, 348722), (605, 204622), (655, 189002), (710, 174361), (781, 158510), (1210, 102311), (1310, 94501), (1331, 93010), (1441, 85910), (1562, 79255), (2662, 46505), (2882, 42955), (3905, 31702), (6655, 18602), (7205, 17182), (7810, 15851), (8591, 14410), (9301, 13310)]