201931400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 515592000

約数和(自身を除く): 313660600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 263, 275, 349, 440, 526, 550, 698, 1052, 1100, 1315, 1396, 1745, 2104, 2200, 2630, 2792, 2893, 3490, 3839, 5260, 5786, 6575, 6980, 7678, 8725, 10520, 11572, 13150, 13960, 14465, 15356, 17450, 19195, 23144, 26300, 28930, 30712, 34900, 38390, 52600, 57860, 69800, 72325, 76780, 91787, 95975, 115720, 144650, 153560, 183574, 191950, 289300, 367148, 383900, 458935, 578600, 734296, 767800, 917870, 1009657, 1835740, 2019314, 2294675, 3671480, 4038628, 4589350, 5048285, 8077256, 9178700, 10096570, 18357400, 20193140, 25241425, 40386280, 50482850, 100965700, 201931400]

約数ペア:

[(1, 201931400), (2, 100965700), (4, 50482850), (5, 40386280), (8, 25241425), (10, 20193140), (11, 18357400), (20, 10096570), (22, 9178700), (25, 8077256), (40, 5048285), (44, 4589350), (50, 4038628), (55, 3671480), (88, 2294675), (100, 2019314), (110, 1835740), (200, 1009657), (220, 917870), (263, 767800), (275, 734296), (349, 578600), (440, 458935), (526, 383900), (550, 367148), (698, 289300), (1052, 191950), (1100, 183574), (1315, 153560), (1396, 144650), (1745, 115720), (2104, 95975), (2200, 91787), (2630, 76780), (2792, 72325), (2893, 69800), (3490, 57860), (3839, 52600), (5260, 38390), (5786, 34900), (6575, 30712), (6980, 28930), (7678, 26300), (8725, 23144), (10520, 19195), (11572, 17450), (13150, 15356), (13960, 14465)]