202199798840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388845767}}^1$

素因数の和:388845791

約数の個数: 32

約数和(自身を含む): 489945667680

約数和(自身を除く): 287745868840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388845767, 777691534, 1555383068, 1944228835, 3110766136, 3888457670, 5054994971, 7776915340, 10109989942, 15553830680, 20219979884, 25274974855, 40439959768, 50549949710, 101099899420, 202199798840]

約数ペア:

[(1, 202199798840), (2, 101099899420), (4, 50549949710), (5, 40439959768), (8, 25274974855), (10, 20219979884), (13, 15553830680), (20, 10109989942), (26, 7776915340), (40, 5054994971), (52, 3888457670), (65, 3110766136), (104, 1944228835), (130, 1555383068), (260, 777691534), (520, 388845767)]