64735775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 87129840

約数和(自身を除く): 22394065

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1433, 1807, 3475, 7165, 9035, 18629, 35825, 45175, 93145, 199187, 465725, 995935, 2589431, 4979675, 12947155, 64735775]

約数ペア:

[(1, 64735775), (5, 12947155), (13, 4979675), (25, 2589431), (65, 995935), (139, 465725), (325, 199187), (695, 93145), (1433, 45175), (1807, 35825), (3475, 18629), (7165, 9035)]