80068505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 109264896

約数和(自身を除く): 29196391

約数列:

[1, 5, 11, 31, 55, 151, 155, 311, 341, 755, 1555, 1661, 1705, 3421, 4681, 8305, 9641, 17105, 23405, 46961, 48205, 51491, 106051, 234805, 257455, 516571, 530255, 1455791, 2582855, 7278955, 16013701, 80068505]

約数ペア:

[(1, 80068505), (5, 16013701), (11, 7278955), (31, 2582855), (55, 1455791), (151, 530255), (155, 516571), (311, 257455), (341, 234805), (755, 106051), (1555, 51491), (1661, 48205), (1705, 46961), (3421, 23405), (4681, 17105), (8305, 9641)]