51431800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2201

約数の個数: 96

約数和(自身を含む): 144767520

約数和(自身を除く): 93335720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 595, 680, 700, 850, 952, 1190, 1400, 1700, 2161, 2380, 2975, 3400, 4322, 4760, 5950, 8644, 10805, 11900, 15127, 17288, 21610, 23800, 30254, 36737, 43220, 54025, 60508, 73474, 75635, 86440, 108050, 121016, 146948, 151270, 183685, 216100, 257159, 293896, 302540, 367370, 378175, 432200, 514318, 605080, 734740, 756350, 918425, 1028636, 1285795, 1469480, 1512700, 1836850, 2057272, 2571590, 3025400, 3673700, 5143180, 6428975, 7347400, 10286360, 12857950, 25715900, 51431800]

約数ペア:

[(1, 51431800), (2, 25715900), (4, 12857950), (5, 10286360), (7, 7347400), (8, 6428975), (10, 5143180), (14, 3673700), (17, 3025400), (20, 2571590), (25, 2057272), (28, 1836850), (34, 1512700), (35, 1469480), (40, 1285795), (50, 1028636), (56, 918425), (68, 756350), (70, 734740), (85, 605080), (100, 514318), (119, 432200), (136, 378175), (140, 367370), (170, 302540), (175, 293896), (200, 257159), (238, 216100), (280, 183685), (340, 151270), (350, 146948), (425, 121016), (476, 108050), (595, 86440), (680, 75635), (700, 73474), (850, 60508), (952, 54025), (1190, 43220), (1400, 36737), (1700, 30254), (2161, 23800), (2380, 21610), (2975, 17288), (3400, 15127), (4322, 11900), (4760, 10805), (5950, 8644)]