25007540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30497}}^1$

素因数の和:30547

約数の個数: 24

約数和(自身を含む): 53798472

約数和(自身を除く): 28790932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 30497, 60994, 121988, 152485, 304970, 609940, 1250377, 2500754, 5001508, 6251885, 12503770, 25007540]

約数ペア:

[(1, 25007540), (2, 12503770), (4, 6251885), (5, 5001508), (10, 2500754), (20, 1250377), (41, 609940), (82, 304970), (164, 152485), (205, 121988), (410, 60994), (820, 30497)]