25758070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198139}}^1$

素因数の和:198159

約数の個数: 16

約数和(自身を含む): 49931280

約数和(自身を除く): 24173210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 198139, 396278, 990695, 1981390, 2575807, 5151614, 12879035, 25758070]

約数ペア:

[(1, 25758070), (2, 12879035), (5, 5151614), (10, 2575807), (13, 1981390), (26, 990695), (65, 396278), (130, 198139)]