85815215

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4561}}^1$

素因数の和:4690

約数の個数: 16

約数和(自身を含む): 106422336

約数和(自身を除く): 20607121

約数列:

[1, 5, 53, 71, 265, 355, 3763, 4561, 18815, 22805, 241733, 323831, 1208665, 1619155, 17163043, 85815215]

約数ペア:

[(1, 85815215), (5, 17163043), (53, 1619155), (71, 1208665), (265, 323831), (355, 241733), (3763, 22805), (4561, 18815)]