90235990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{694123}}^1$

素因数の和:694143

約数の個数: 16

約数和(自身を含む): 174919248

約数和(自身を除く): 84683258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 694123, 1388246, 3470615, 6941230, 9023599, 18047198, 45117995, 90235990]

約数ペア:

[(1, 90235990), (2, 45117995), (5, 18047198), (10, 9023599), (13, 6941230), (26, 3470615), (65, 1388246), (130, 694123)]