20080145595

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1\times {\mathrm{1373}}^1$

素因数の和:2172

約数の個数: 64

約数和(自身を含む): 34502920704

約数和(自身を除く): 14422775109

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 691, 1245, 1373, 1411, 2073, 3455, 4119, 4233, 6865, 7055, 10365, 11747, 20595, 21165, 23341, 35241, 57353, 58735, 70023, 113959, 116705, 172059, 176205, 286765, 341877, 350115, 569795, 860295, 948743, 975001, 1709385, 1937303, 2846229, 2925003, 4743715, 4875005, 5811909, 9686515, 14231145, 14625015, 16128631, 29059545, 48385893, 78745669, 80643155, 236237007, 241929465, 393728345, 1181185035, 1338676373, 4016029119, 6693381865, 20080145595]

約数ペア:

[(1, 20080145595), (3, 6693381865), (5, 4016029119), (15, 1338676373), (17, 1181185035), (51, 393728345), (83, 241929465), (85, 236237007), (249, 80643155), (255, 78745669), (415, 48385893), (691, 29059545), (1245, 16128631), (1373, 14625015), (1411, 14231145), (2073, 9686515), (3455, 5811909), (4119, 4875005), (4233, 4743715), (6865, 2925003), (7055, 2846229), (10365, 1937303), (11747, 1709385), (20595, 975001), (21165, 948743), (23341, 860295), (35241, 569795), (57353, 350115), (58735, 341877), (70023, 286765), (113959, 176205), (116705, 172059)]