7985125

素因数分解:

$5^3\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 16

約数和(自身を含む): 10063872

約数和(自身を除く): 2078747

約数列:

[1, 5, 25, 125, 127, 503, 635, 2515, 3175, 12575, 15875, 62875, 63881, 319405, 1597025, 7985125]

約数ペア:

[(1, 7985125), (5, 1597025), (25, 319405), (125, 63881), (127, 62875), (503, 15875), (635, 12575), (2515, 3175)]