25920190

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{1619}}^1$

素因数の和:3227

約数の個数: 16

約数和(自身を含む): 46714320

約数和(自身を除く): 20794130

約数列:

[1, 2, 5, 10, 1601, 1619, 3202, 3238, 8005, 8095, 16010, 16190, 2592019, 5184038, 12960095, 25920190]

約数ペア:

[(1, 25920190), (2, 12960095), (5, 5184038), (10, 2592019), (1601, 16190), (1619, 16010), (3202, 8095), (3238, 8005)]