80975708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 159903744

約数和(自身を除く): 78928036

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 127, 172, 254, 337, 473, 508, 674, 946, 1348, 1397, 1892, 2794, 3707, 5461, 5588, 7414, 10922, 14491, 14828, 21844, 28982, 42799, 57964, 60071, 85598, 120142, 159401, 171196, 240284, 318802, 470789, 637604, 941578, 1840357, 1883156, 3680714, 7361428, 20243927, 40487854, 80975708]

約数ペア:

[(1, 80975708), (2, 40487854), (4, 20243927), (11, 7361428), (22, 3680714), (43, 1883156), (44, 1840357), (86, 941578), (127, 637604), (172, 470789), (254, 318802), (337, 240284), (473, 171196), (508, 159401), (674, 120142), (946, 85598), (1348, 60071), (1397, 57964), (1892, 42799), (2794, 28982), (3707, 21844), (5461, 14828), (5588, 14491), (7414, 10922)]