25765010

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4007}}^1$

素因数の和:4657

約数の個数: 16

約数和(自身を含む): 46460736

約数和(自身を除く): 20695726

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 4007, 6430, 8014, 20035, 40070, 2576501, 5153002, 12882505, 25765010]

約数ペア:

[(1, 25765010), (2, 12882505), (5, 5153002), (10, 2576501), (643, 40070), (1286, 20035), (3215, 8014), (4007, 6430)]