71484440

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{5303}}^1$

素因数の和:5651

約数の個数: 32

約数和(自身を含む): 161347680

約数和(自身を除く): 89863240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 5303, 6740, 10606, 13480, 21212, 26515, 42424, 53030, 106060, 212120, 1787111, 3574222, 7148444, 8935555, 14296888, 17871110, 35742220, 71484440]

約数ペア:

[(1, 71484440), (2, 35742220), (4, 17871110), (5, 14296888), (8, 8935555), (10, 7148444), (20, 3574222), (40, 1787111), (337, 212120), (674, 106060), (1348, 53030), (1685, 42424), (2696, 26515), (3370, 21212), (5303, 13480), (6740, 10606)]