68902720

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1307

約数の個数: 56

約数和(自身を含む): 165058344

約数和(自身を除く): 96155624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 788, 985, 1093, 1576, 1970, 2186, 3152, 3940, 4372, 5465, 6304, 7880, 8744, 10930, 12608, 15760, 17488, 21860, 31520, 34976, 43720, 63040, 69952, 87440, 174880, 215321, 349760, 430642, 861284, 1076605, 1722568, 2153210, 3445136, 4306420, 6890272, 8612840, 13780544, 17225680, 34451360, 68902720]

約数ペア:

[(1, 68902720), (2, 34451360), (4, 17225680), (5, 13780544), (8, 8612840), (10, 6890272), (16, 4306420), (20, 3445136), (32, 2153210), (40, 1722568), (64, 1076605), (80, 861284), (160, 430642), (197, 349760), (320, 215321), (394, 174880), (788, 87440), (985, 69952), (1093, 63040), (1576, 43720), (1970, 34976), (2186, 31520), (3152, 21860), (3940, 17488), (4372, 15760), (5465, 12608), (6304, 10930), (7880, 8744)]