25980754

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 42425856

約数和(自身を除く): 16445102

約数列:

[1, 2, 23, 46, 47, 61, 94, 122, 197, 394, 1081, 1403, 2162, 2806, 2867, 4531, 5734, 9062, 9259, 12017, 18518, 24034, 65941, 131882, 212957, 276391, 425914, 552782, 564799, 1129598, 12990377, 25980754]

約数ペア:

[(1, 25980754), (2, 12990377), (23, 1129598), (46, 564799), (47, 552782), (61, 425914), (94, 276391), (122, 212957), (197, 131882), (394, 65941), (1081, 24034), (1403, 18518), (2162, 12017), (2806, 9259), (2867, 9062), (4531, 5734)]