2663750

素因数分解:

$2^1\times 5^4\times {\mathrm{2131}}^1$

素因数の和:2153

約数の個数: 20

約数和(自身を含む): 4995276

約数和(自身を除く): 2331526

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 2131, 4262, 10655, 21310, 53275, 106550, 266375, 532750, 1331875, 2663750]

約数ペア:

[(1, 2663750), (2, 1331875), (5, 532750), (10, 266375), (25, 106550), (50, 53275), (125, 21310), (250, 10655), (625, 4262), (1250, 2131)]