129690655

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 157528800

約数和(自身を除く): 27838145

約数列:

[1, 5, 131, 389, 509, 655, 1945, 2545, 50959, 66679, 198001, 254795, 333395, 990005, 25938131, 129690655]

約数ペア:

[(1, 129690655), (5, 25938131), (131, 990005), (389, 333395), (509, 254795), (655, 198001), (1945, 66679), (2545, 50959)]