68430890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1567}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 134797824

約数和(自身を除く): 66366934

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 397, 794, 1567, 1985, 3134, 3970, 4367, 7835, 8734, 15670, 17237, 21835, 34474, 43670, 86185, 172370, 622099, 1244198, 3110495, 6220990, 6843089, 13686178, 34215445, 68430890]

約数ペア:

[(1, 68430890), (2, 34215445), (5, 13686178), (10, 6843089), (11, 6220990), (22, 3110495), (55, 1244198), (110, 622099), (397, 172370), (794, 86185), (1567, 43670), (1985, 34474), (3134, 21835), (3970, 17237), (4367, 15670), (7835, 8734)]