68750260

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{2797}}^1$

素因数の和:4035

約数の個数: 24

約数和(自身を含む): 144544680

約数和(自身を除く): 75794420

約数列:

[1, 2, 4, 5, 10, 20, 1229, 2458, 2797, 4916, 5594, 6145, 11188, 12290, 13985, 24580, 27970, 55940, 3437513, 6875026, 13750052, 17187565, 34375130, 68750260]

約数ペア:

[(1, 68750260), (2, 34375130), (4, 17187565), (5, 13750052), (10, 6875026), (20, 3437513), (1229, 55940), (2458, 27970), (2797, 24580), (4916, 13985), (5594, 12290), (6145, 11188)]