256472075

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{123601}}^1$

素因数の和:123694

約数の個数: 12

約数和(自身を含む): 321859608

約数和(自身を除く): 65387533

約数列:

[1, 5, 25, 83, 415, 2075, 123601, 618005, 3090025, 10258883, 51294415, 256472075]

約数ペア:

[(1, 256472075), (5, 51294415), (25, 10258883), (83, 3090025), (415, 618005), (2075, 123601)]