39640175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4909}}^1$

素因数の和:4955

約数の個数: 24

約数和(自身を含む): 54795600

約数和(自身を除く): 15155425

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 4909, 8075, 24545, 83453, 93271, 122725, 417265, 466355, 1585607, 2086325, 2331775, 7928035, 39640175]

約数ペア:

[(1, 39640175), (5, 7928035), (17, 2331775), (19, 2086325), (25, 1585607), (85, 466355), (95, 417265), (323, 122725), (425, 93271), (475, 83453), (1615, 24545), (4909, 8075)]