207680680945

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{769}}^1\times {\mathrm{953}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 265321481040

約数和(自身を除く): 57640800095

約数列:

[1, 5, 19, 95, 157, 361, 769, 785, 953, 1805, 2983, 3845, 4765, 14611, 14915, 18107, 56677, 73055, 90535, 120733, 149621, 277609, 283385, 344033, 603665, 732857, 748105, 1388045, 1720165, 2293927, 2842799, 3664285, 11469635, 13924283, 14213995, 43584613, 54013181, 69621415, 115058549, 217923065, 264561377, 270065905, 575292745, 1322806885, 2186112431, 10930562155, 41536136189, 207680680945]

約数ペア:

[(1, 207680680945), (5, 41536136189), (19, 10930562155), (95, 2186112431), (157, 1322806885), (361, 575292745), (769, 270065905), (785, 264561377), (953, 217923065), (1805, 115058549), (2983, 69621415), (3845, 54013181), (4765, 43584613), (14611, 14213995), (14915, 13924283), (18107, 11469635), (56677, 3664285), (73055, 2842799), (90535, 2293927), (120733, 1720165), (149621, 1388045), (277609, 748105), (283385, 732857), (344033, 603665)]