25565549420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{63103}}^1$

素因数の和:63590

約数の個数: 48

約数和(自身を含む): 54958030848

約数和(自身を除く): 29392481428

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 431, 470, 862, 940, 1724, 2155, 4310, 8620, 20257, 40514, 63103, 81028, 101285, 126206, 202570, 252412, 315515, 405140, 631030, 1262060, 2965841, 5931682, 11863364, 14829205, 27197393, 29658410, 54394786, 59316820, 108789572, 135986965, 271973930, 543947860, 1278277471, 2556554942, 5113109884, 6391387355, 12782774710, 25565549420]

約数ペア:

[(1, 25565549420), (2, 12782774710), (4, 6391387355), (5, 5113109884), (10, 2556554942), (20, 1278277471), (47, 543947860), (94, 271973930), (188, 135986965), (235, 108789572), (431, 59316820), (470, 54394786), (862, 29658410), (940, 27197393), (1724, 14829205), (2155, 11863364), (4310, 5931682), (8620, 2965841), (20257, 1262060), (40514, 631030), (63103, 405140), (81028, 315515), (101285, 252412), (126206, 202570)]