66195520

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{769}}^1$

素因数の和:1055

約数の個数: 56

約数和(自身を含む): 158419800

約数和(自身を除く): 92224280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 538, 769, 1076, 1345, 1538, 2152, 2690, 3076, 3845, 4304, 5380, 6152, 7690, 8608, 10760, 12304, 15380, 17216, 21520, 24608, 30760, 43040, 49216, 61520, 86080, 123040, 206861, 246080, 413722, 827444, 1034305, 1654888, 2068610, 3309776, 4137220, 6619552, 8274440, 13239104, 16548880, 33097760, 66195520]

約数ペア:

[(1, 66195520), (2, 33097760), (4, 16548880), (5, 13239104), (8, 8274440), (10, 6619552), (16, 4137220), (20, 3309776), (32, 2068610), (40, 1654888), (64, 1034305), (80, 827444), (160, 413722), (269, 246080), (320, 206861), (538, 123040), (769, 86080), (1076, 61520), (1345, 49216), (1538, 43040), (2152, 30760), (2690, 24608), (3076, 21520), (3845, 17216), (4304, 15380), (5380, 12304), (6152, 10760), (7690, 8608)]