25805690

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19699}}^1$

素因数の和:19837

約数の個数: 16

約数和(自身を含む): 46807200

約数和(自身を除く): 21001510

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 19699, 39398, 98495, 196990, 2580569, 5161138, 12902845, 25805690]

約数ペア:

[(1, 25805690), (2, 12902845), (5, 5161138), (10, 2580569), (131, 196990), (262, 98495), (655, 39398), (1310, 19699)]