128892875

素因数分解:

$5^3\times {\mathrm{59}}^1\times {\mathrm{17477}}^1$

素因数の和:17551

約数の個数: 16

約数和(自身を含む): 163594080

約数和(自身を除く): 34701205

約数列:

[1, 5, 25, 59, 125, 295, 1475, 7375, 17477, 87385, 436925, 1031143, 2184625, 5155715, 25778575, 128892875]

約数ペア:

[(1, 128892875), (5, 25778575), (25, 5155715), (59, 2184625), (125, 1031143), (295, 436925), (1475, 87385), (7375, 17477)]