27711875

素因数分解:

$5^4\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:560

約数の個数: 20

約数和(自身を含む): 35051280

約数和(自身を除く): 7339405

約数列:

[1, 5, 25, 101, 125, 439, 505, 625, 2195, 2525, 10975, 12625, 44339, 54875, 63125, 221695, 274375, 1108475, 5542375, 27711875]

約数ペア:

[(1, 27711875), (5, 5542375), (25, 1108475), (101, 274375), (125, 221695), (439, 63125), (505, 54875), (625, 44339), (2195, 12625), (2525, 10975)]