88988500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{4139}}^1$

素因数の和:4201

約数の個数: 48

約数和(自身を含む): 198918720

約数和(自身を除く): 109930220

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 860, 1075, 2150, 4139, 4300, 5375, 8278, 10750, 16556, 20695, 21500, 41390, 82780, 103475, 177977, 206950, 355954, 413900, 517375, 711908, 889885, 1034750, 1779770, 2069500, 3559540, 4449425, 8898850, 17797700, 22247125, 44494250, 88988500]

約数ペア:

[(1, 88988500), (2, 44494250), (4, 22247125), (5, 17797700), (10, 8898850), (20, 4449425), (25, 3559540), (43, 2069500), (50, 1779770), (86, 1034750), (100, 889885), (125, 711908), (172, 517375), (215, 413900), (250, 355954), (430, 206950), (500, 177977), (860, 103475), (1075, 82780), (2150, 41390), (4139, 21500), (4300, 20695), (5375, 16556), (8278, 10750)]