42940144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4801}}^1$

素因数の和:4865

約数の個数: 40

約数和(自身を含む): 91698992

約数和(自身を除く): 48758848

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 4801, 8944, 9602, 19204, 38408, 62413, 76816, 124826, 206443, 249652, 412886, 499304, 825772, 998608, 1651544, 2683759, 3303088, 5367518, 10735036, 21470072, 42940144]

約数ペア:

[(1, 42940144), (2, 21470072), (4, 10735036), (8, 5367518), (13, 3303088), (16, 2683759), (26, 1651544), (43, 998608), (52, 825772), (86, 499304), (104, 412886), (172, 249652), (208, 206443), (344, 124826), (559, 76816), (688, 62413), (1118, 38408), (2236, 19204), (4472, 9602), (4801, 8944)]