5180780521

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{1709}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 6513868800

約数和(自身を除く): 1333088279

約数列:

[1, 7, 19, 23, 133, 161, 437, 991, 1709, 3059, 6937, 11963, 18829, 22793, 32471, 39307, 131803, 159551, 227297, 275149, 433067, 746833, 1693619, 3031469, 5227831, 11855333, 32178761, 38953237, 225251327, 272672659, 740111503, 5180780521]

約数ペア:

[(1, 5180780521), (7, 740111503), (19, 272672659), (23, 225251327), (133, 38953237), (161, 32178761), (437, 11855333), (991, 5227831), (1709, 3031469), (3059, 1693619), (6937, 746833), (11963, 433067), (18829, 275149), (22793, 227297), (32471, 159551), (39307, 131803)]