2580455950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{17729}}^1$

素因数の和:17853

約数の個数: 48

約数和(自身を含む): 4986243360

約数和(自身を除く): 2405787410

約数列:

[1, 2, 5, 10, 25, 41, 50, 71, 82, 142, 205, 355, 410, 710, 1025, 1775, 2050, 2911, 3550, 5822, 14555, 17729, 29110, 35458, 72775, 88645, 145550, 177290, 443225, 726889, 886450, 1258759, 1453778, 2517518, 3634445, 6293795, 7268890, 12587590, 18172225, 31468975, 36344450, 51609119, 62937950, 103218238, 258045595, 516091190, 1290227975, 2580455950]

約数ペア:

[(1, 2580455950), (2, 1290227975), (5, 516091190), (10, 258045595), (25, 103218238), (41, 62937950), (50, 51609119), (71, 36344450), (82, 31468975), (142, 18172225), (205, 12587590), (355, 7268890), (410, 6293795), (710, 3634445), (1025, 2517518), (1775, 1453778), (2050, 1258759), (2911, 886450), (3550, 726889), (5822, 443225), (14555, 177290), (17729, 145550), (29110, 88645), (35458, 72775)]