133195880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 309188880

約数和(自身を除く): 175993000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 241, 328, 337, 410, 482, 674, 820, 964, 1205, 1348, 1640, 1685, 1928, 2410, 2696, 3370, 4820, 6740, 9640, 9881, 13480, 13817, 19762, 27634, 39524, 49405, 55268, 69085, 79048, 81217, 98810, 110536, 138170, 162434, 197620, 276340, 324868, 395240, 406085, 552680, 649736, 812170, 1624340, 3248680, 3329897, 6659794, 13319588, 16649485, 26639176, 33298970, 66597940, 133195880]

約数ペア:

[(1, 133195880), (2, 66597940), (4, 33298970), (5, 26639176), (8, 16649485), (10, 13319588), (20, 6659794), (40, 3329897), (41, 3248680), (82, 1624340), (164, 812170), (205, 649736), (241, 552680), (328, 406085), (337, 395240), (410, 324868), (482, 276340), (674, 197620), (820, 162434), (964, 138170), (1205, 110536), (1348, 98810), (1640, 81217), (1685, 79048), (1928, 69085), (2410, 55268), (2696, 49405), (3370, 39524), (4820, 27634), (6740, 19762), (9640, 13817), (9881, 13480)]