67218040

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{8707}}^1$

素因数の和:8911

約数の個数: 32

約数和(自身を含む): 152041680

約数和(自身を除く): 84823640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 8707, 17414, 34828, 43535, 69656, 87070, 174140, 348280, 1680451, 3360902, 6721804, 8402255, 13443608, 16804510, 33609020, 67218040]

約数ペア:

[(1, 67218040), (2, 33609020), (4, 16804510), (5, 13443608), (8, 8402255), (10, 6721804), (20, 3360902), (40, 1680451), (193, 348280), (386, 174140), (772, 87070), (965, 69656), (1544, 43535), (1930, 34828), (3860, 17414), (7720, 8707)]