201643390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81637}}^1$

素因数の和:81676

約数の個数: 32

約数和(自身を含む): 411455520

約数和(自身を除く): 209812130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 81637, 163274, 408185, 816370, 1061281, 1551103, 2122562, 3102206, 5306405, 7755515, 10612810, 15511030, 20164339, 40328678, 100821695, 201643390]

約数ペア:

[(1, 201643390), (2, 100821695), (5, 40328678), (10, 20164339), (13, 15511030), (19, 10612810), (26, 7755515), (38, 5306405), (65, 3102206), (95, 2122562), (130, 1551103), (190, 1061281), (247, 816370), (494, 408185), (1235, 163274), (2470, 81637)]