256291010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{324419}}^1$

素因数の和:324505

約数の個数: 16

約数和(自身を含む): 467164800

約数和(自身を除く): 210873790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 324419, 648838, 1622095, 3244190, 25629101, 51258202, 128145505, 256291010]

約数ペア:

[(1, 256291010), (2, 128145505), (5, 51258202), (10, 25629101), (79, 3244190), (158, 1622095), (395, 648838), (790, 324419)]