25965404

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 46448640

約数和(自身を除く): 20483236

約数列:

[1, 2, 4, 79, 127, 158, 254, 316, 508, 647, 1294, 2588, 10033, 20066, 40132, 51113, 82169, 102226, 164338, 204452, 328676, 6491351, 12982702, 25965404]

約数ペア:

[(1, 25965404), (2, 12982702), (4, 6491351), (79, 328676), (127, 204452), (158, 164338), (254, 102226), (316, 82169), (508, 51113), (647, 40132), (1294, 20066), (2588, 10033)]