31880200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 82985760

約数和(自身を除く): 51105560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 86, 88, 100, 110, 172, 200, 215, 220, 275, 337, 344, 430, 440, 473, 550, 674, 860, 946, 1075, 1100, 1348, 1685, 1720, 1892, 2150, 2200, 2365, 2696, 3370, 3707, 3784, 4300, 4730, 6740, 7414, 8425, 8600, 9460, 11825, 13480, 14491, 14828, 16850, 18535, 18920, 23650, 28982, 29656, 33700, 37070, 47300, 57964, 67400, 72455, 74140, 92675, 94600, 115928, 144910, 148280, 159401, 185350, 289820, 318802, 362275, 370700, 579640, 637604, 724550, 741400, 797005, 1275208, 1449100, 1594010, 2898200, 3188020, 3985025, 6376040, 7970050, 15940100, 31880200]

約数ペア:

[(1, 31880200), (2, 15940100), (4, 7970050), (5, 6376040), (8, 3985025), (10, 3188020), (11, 2898200), (20, 1594010), (22, 1449100), (25, 1275208), (40, 797005), (43, 741400), (44, 724550), (50, 637604), (55, 579640), (86, 370700), (88, 362275), (100, 318802), (110, 289820), (172, 185350), (200, 159401), (215, 148280), (220, 144910), (275, 115928), (337, 94600), (344, 92675), (430, 74140), (440, 72455), (473, 67400), (550, 57964), (674, 47300), (860, 37070), (946, 33700), (1075, 29656), (1100, 28982), (1348, 23650), (1685, 18920), (1720, 18535), (1892, 16850), (2150, 14828), (2200, 14491), (2365, 13480), (2696, 11825), (3370, 9460), (3707, 8600), (3784, 8425), (4300, 7414), (4730, 6740)]