77428375

素因数分解:

$5^3\times {\mathrm{313}}^1\times {\mathrm{1979}}^1$

素因数の和:2307

約数の個数: 16

約数和(自身を含む): 96988320

約数和(自身を除く): 19559945

約数列:

[1, 5, 25, 125, 313, 1565, 1979, 7825, 9895, 39125, 49475, 247375, 619427, 3097135, 15485675, 77428375]

約数ペア:

[(1, 77428375), (5, 15485675), (25, 3097135), (125, 619427), (313, 247375), (1565, 49475), (1979, 39125), (7825, 9895)]