67964540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21107}}^1$

素因数の和:21146

約数の個数: 48

約数和(自身を含む): 170214912

約数和(自身を除く): 102250372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21107, 42214, 84428, 105535, 147749, 211070, 295498, 422140, 485461, 590996, 738745, 970922, 1477490, 1941844, 2427305, 2954980, 3398227, 4854610, 6796454, 9709220, 13592908, 16991135, 33982270, 67964540]

約数ペア:

[(1, 67964540), (2, 33982270), (4, 16991135), (5, 13592908), (7, 9709220), (10, 6796454), (14, 4854610), (20, 3398227), (23, 2954980), (28, 2427305), (35, 1941844), (46, 1477490), (70, 970922), (92, 738745), (115, 590996), (140, 485461), (161, 422140), (230, 295498), (322, 211070), (460, 147749), (644, 105535), (805, 84428), (1610, 42214), (3220, 21107)]