80495156

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{18311}}^1$

素因数の和:18479

約数の個数: 24

約数和(自身を含む): 162024576

約数和(自身を除く): 81529420

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 18311, 36622, 73244, 128177, 256354, 512708, 2874827, 5749654, 11499308, 20123789, 40247578, 80495156]

約数ペア:

[(1, 80495156), (2, 40247578), (4, 20123789), (7, 11499308), (14, 5749654), (28, 2874827), (157, 512708), (314, 256354), (628, 128177), (1099, 73244), (2198, 36622), (4396, 18311)]