90120565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{2099}}^1$

素因数の和:2412

約数の個数: 16

約数和(自身を含む): 112089600

約数和(自身を除く): 21969035

約数列:

[1, 5, 31, 155, 277, 1385, 2099, 8587, 10495, 42935, 65069, 325345, 581423, 2907115, 18024113, 90120565]

約数ペア:

[(1, 90120565), (5, 18024113), (31, 2907115), (155, 581423), (277, 325345), (1385, 65069), (2099, 42935), (8587, 10495)]