80489795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 106229760

約数和(自身を除く): 25739965

約数列:

[1, 5, 19, 31, 95, 151, 155, 181, 589, 755, 905, 2869, 2945, 3439, 4681, 5611, 14345, 17195, 23405, 27331, 28055, 88939, 106609, 136655, 444695, 519289, 533045, 847261, 2596445, 4236305, 16097959, 80489795]

約数ペア:

[(1, 80489795), (5, 16097959), (19, 4236305), (31, 2596445), (95, 847261), (151, 533045), (155, 519289), (181, 444695), (589, 136655), (755, 106609), (905, 88939), (2869, 28055), (2945, 27331), (3439, 23405), (4681, 17195), (5611, 14345)]