161946128

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2803}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 329615808

約数和(自身を除く): 167669680

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 157, 184, 314, 368, 628, 1256, 2512, 2803, 3611, 5606, 7222, 11212, 14444, 22424, 28888, 44848, 57776, 64469, 128938, 257876, 440071, 515752, 880142, 1031504, 1760284, 3520568, 7041136, 10121633, 20243266, 40486532, 80973064, 161946128]

約数ペア:

[(1, 161946128), (2, 80973064), (4, 40486532), (8, 20243266), (16, 10121633), (23, 7041136), (46, 3520568), (92, 1760284), (157, 1031504), (184, 880142), (314, 515752), (368, 440071), (628, 257876), (1256, 128938), (2512, 64469), (2803, 57776), (3611, 44848), (5606, 28888), (7222, 22424), (11212, 14444)]