82108400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18661}}^1$

素因数の和:18690

約数の個数: 60

約数和(自身を含む): 215210184

約数和(自身を除く): 133101784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 18661, 37322, 74644, 93305, 149288, 186610, 205271, 298576, 373220, 410542, 466525, 746440, 821084, 933050, 1026355, 1492880, 1642168, 1866100, 2052710, 3284336, 3732200, 4105420, 5131775, 7464400, 8210840, 10263550, 16421680, 20527100, 41054200, 82108400]

約数ペア:

[(1, 82108400), (2, 41054200), (4, 20527100), (5, 16421680), (8, 10263550), (10, 8210840), (11, 7464400), (16, 5131775), (20, 4105420), (22, 3732200), (25, 3284336), (40, 2052710), (44, 1866100), (50, 1642168), (55, 1492880), (80, 1026355), (88, 933050), (100, 821084), (110, 746440), (176, 466525), (200, 410542), (220, 373220), (275, 298576), (400, 205271), (440, 186610), (550, 149288), (880, 93305), (1100, 74644), (2200, 37322), (4400, 18661)]