25749712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1291

約数の個数: 40

約数和(自身を含む): 53300160

約数和(自身を除く): 27550448

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1193, 1349, 2386, 2698, 4772, 5396, 9544, 10792, 19088, 21584, 22667, 45334, 84703, 90668, 169406, 181336, 338812, 362672, 677624, 1355248, 1609357, 3218714, 6437428, 12874856, 25749712]

約数ペア:

[(1, 25749712), (2, 12874856), (4, 6437428), (8, 3218714), (16, 1609357), (19, 1355248), (38, 677624), (71, 362672), (76, 338812), (142, 181336), (152, 169406), (284, 90668), (304, 84703), (568, 45334), (1136, 22667), (1193, 21584), (1349, 19088), (2386, 10792), (2698, 9544), (4772, 5396)]