142524040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 327927600

約数和(自身を除く): 185403560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 109, 194, 218, 337, 388, 436, 485, 545, 674, 776, 872, 970, 1090, 1348, 1685, 1940, 2180, 2696, 3370, 3880, 4360, 6740, 10573, 13480, 21146, 32689, 36733, 42292, 52865, 65378, 73466, 84584, 105730, 130756, 146932, 163445, 183665, 211460, 261512, 293864, 326890, 367330, 422920, 653780, 734660, 1307560, 1469320, 3563101, 7126202, 14252404, 17815505, 28504808, 35631010, 71262020, 142524040]

約数ペア:

[(1, 142524040), (2, 71262020), (4, 35631010), (5, 28504808), (8, 17815505), (10, 14252404), (20, 7126202), (40, 3563101), (97, 1469320), (109, 1307560), (194, 734660), (218, 653780), (337, 422920), (388, 367330), (436, 326890), (485, 293864), (545, 261512), (674, 211460), (776, 183665), (872, 163445), (970, 146932), (1090, 130756), (1348, 105730), (1685, 84584), (1940, 73466), (2180, 65378), (2696, 52865), (3370, 42292), (3880, 36733), (4360, 32689), (6740, 21146), (10573, 13480)]