15980875

素因数分解:

$5^3\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:927

約数の個数: 16

約数和(自身を含む): 20086560

約数和(自身を除く): 4105685

約数列:

[1, 5, 25, 125, 173, 739, 865, 3695, 4325, 18475, 21625, 92375, 127847, 639235, 3196175, 15980875]

約数ペア:

[(1, 15980875), (5, 3196175), (25, 639235), (125, 127847), (173, 92375), (739, 21625), (865, 18475), (3695, 4325)]