80171135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 108725760

約数和(自身を除く): 28554625

約数列:

[1, 5, 11, 43, 55, 109, 215, 311, 473, 545, 1199, 1555, 2365, 3421, 4687, 5995, 13373, 17105, 23435, 33899, 51557, 66865, 147103, 169495, 257785, 372889, 735515, 1457657, 1864445, 7288285, 16034227, 80171135]

約数ペア:

[(1, 80171135), (5, 16034227), (11, 7288285), (43, 1864445), (55, 1457657), (109, 735515), (215, 372889), (311, 257785), (473, 169495), (545, 147103), (1199, 66865), (1555, 51557), (2365, 33899), (3421, 23435), (4687, 17105), (5995, 13373)]