200220865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 271756800

約数和(自身を除く): 71535935

約数列:

[1, 5, 13, 23, 65, 115, 199, 299, 673, 995, 1495, 2587, 3365, 4577, 8749, 12935, 15479, 22885, 43745, 59501, 77395, 133927, 201227, 297505, 669635, 1006135, 1741051, 3080321, 8705255, 15401605, 40044173, 200220865]

約数ペア:

[(1, 200220865), (5, 40044173), (13, 15401605), (23, 8705255), (65, 3080321), (115, 1741051), (199, 1006135), (299, 669635), (673, 297505), (995, 201227), (1495, 133927), (2587, 77395), (3365, 59501), (4577, 43745), (8749, 22885), (12935, 15479)]