128520250

素因数分解:

$2^1\times 5^3\times {\mathrm{514081}}^1$

素因数の和:514098

約数の個数: 16

約数和(自身を含む): 240590376

約数和(自身を除く): 112070126

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 514081, 1028162, 2570405, 5140810, 12852025, 25704050, 64260125, 128520250]

約数ペア:

[(1, 128520250), (2, 64260125), (5, 25704050), (10, 12852025), (25, 5140810), (50, 2570405), (125, 1028162), (250, 514081)]