25638010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19571}}^1$

素因数の和:19709

約数の個数: 16

約数和(自身を含む): 46503072

約数和(自身を除く): 20865062

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 19571, 39142, 97855, 195710, 2563801, 5127602, 12819005, 25638010]

約数ペア:

[(1, 25638010), (2, 12819005), (5, 5127602), (10, 2563801), (131, 195710), (262, 97855), (655, 39142), (1310, 19571)]