25200015

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{27541}}^1$

素因数の和:27610

約数の個数: 16

約数和(自身を含む): 40982496

約数和(自身を除く): 15782481

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 27541, 82623, 137705, 413115, 1680001, 5040003, 8400005, 25200015]

約数ペア:

[(1, 25200015), (3, 8400005), (5, 5040003), (15, 1680001), (61, 413115), (183, 137705), (305, 82623), (915, 27541)]