85054840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163567}}^1$

素因数の和:163591

約数の個数: 32

約数和(自身を含む): 206095680

約数和(自身を除く): 121040840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 163567, 327134, 654268, 817835, 1308536, 1635670, 2126371, 3271340, 4252742, 6542680, 8505484, 10631855, 17010968, 21263710, 42527420, 85054840]

約数ペア:

[(1, 85054840), (2, 42527420), (4, 21263710), (5, 17010968), (8, 10631855), (10, 8505484), (13, 6542680), (20, 4252742), (26, 3271340), (40, 2126371), (52, 1635670), (65, 1308536), (104, 817835), (130, 654268), (260, 327134), (520, 163567)]