27890875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{5189}}^1$

素因数の和:5247

約数の個数: 16

約数和(自身を含む): 35624160

約数和(自身を除く): 7733285

約数列:

[1, 5, 25, 43, 125, 215, 1075, 5189, 5375, 25945, 129725, 223127, 648625, 1115635, 5578175, 27890875]

約数ペア:

[(1, 27890875), (5, 5578175), (25, 1115635), (43, 648625), (125, 223127), (215, 129725), (1075, 25945), (5189, 5375)]