290035

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 16

約数和(自身を含む): 380160

約数和(自身を除く): 90125

約数列:

[1, 5, 19, 43, 71, 95, 215, 355, 817, 1349, 3053, 4085, 6745, 15265, 58007, 290035]

約数ペア:

[(1, 290035), (5, 58007), (19, 15265), (43, 6745), (71, 4085), (95, 3053), (215, 1349), (355, 817)]