85581542

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{2129}}^1$

素因数の和:2431

約数の個数: 16

約数和(自身を含む): 130356000

約数和(自身を除く): 44774458

約数列:

[1, 2, 101, 199, 202, 398, 2129, 4258, 20099, 40198, 215029, 423671, 430058, 847342, 42790771, 85581542]

約数ペア:

[(1, 85581542), (2, 42790771), (101, 847342), (199, 430058), (202, 423671), (398, 215029), (2129, 40198), (4258, 20099)]