89949890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{529117}}^1$

素因数の和:529141

約数の個数: 16

約数和(自身を含む): 171434232

約数和(自身を除く): 81484342

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 529117, 1058234, 2645585, 5291170, 8994989, 17989978, 44974945, 89949890]

約数ペア:

[(1, 89949890), (2, 44974945), (5, 17989978), (10, 8994989), (17, 5291170), (34, 2645585), (85, 1058234), (170, 529117)]