20161156360295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{82561}}^1\times {\mathrm{124909}}^1$

素因数の和:207515

約数の個数: 32

約数和(自身を含む): 26730827936640

約数和(自身を除く): 6569671576345

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 82561, 124909, 412805, 624545, 1403537, 1898903, 2123453, 2872907, 7017685, 9494515, 10617265, 14364535, 32281351, 48839419, 161406755, 244197095, 10312611949, 51563059745, 175314403133, 237190074827, 876572015665, 1185950374135, 4032231272059, 20161156360295]

約数ペア:

[(1, 20161156360295), (5, 4032231272059), (17, 1185950374135), (23, 876572015665), (85, 237190074827), (115, 175314403133), (391, 51563059745), (1955, 10312611949), (82561, 244197095), (124909, 161406755), (412805, 48839419), (624545, 32281351), (1403537, 14364535), (1898903, 10617265), (2123453, 9494515), (2872907, 7017685)]