12558125

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:374

約数の個数: 20

約数和(自身を含む): 15969888

約数和(自身を除く): 3411763

約数列:

[1, 5, 25, 71, 125, 283, 355, 625, 1415, 1775, 7075, 8875, 20093, 35375, 44375, 100465, 176875, 502325, 2511625, 12558125]

約数ペア:

[(1, 12558125), (5, 2511625), (25, 502325), (71, 176875), (125, 100465), (283, 44375), (355, 35375), (625, 20093), (1415, 8875), (1775, 7075)]