128539672

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 243936000

約数和(自身を除く): 115396328

約数列:

[1, 2, 4, 8, 199, 263, 307, 398, 526, 614, 796, 1052, 1228, 1592, 2104, 2456, 52337, 61093, 80741, 104674, 122186, 161482, 209348, 244372, 322964, 418696, 488744, 645928, 16067459, 32134918, 64269836, 128539672]

約数ペア:

[(1, 128539672), (2, 64269836), (4, 32134918), (8, 16067459), (199, 645928), (263, 488744), (307, 418696), (398, 322964), (526, 244372), (614, 209348), (796, 161482), (1052, 122186), (1228, 104674), (1592, 80741), (2104, 61093), (2456, 52337)]