206298800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 519585792

約数和(自身を除く): 313286992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 127, 131, 155, 200, 248, 254, 262, 310, 400, 496, 508, 524, 620, 635, 655, 775, 1016, 1048, 1240, 1270, 1310, 1550, 2032, 2096, 2480, 2540, 2620, 3100, 3175, 3275, 3937, 4061, 5080, 5240, 6200, 6350, 6550, 7874, 8122, 10160, 10480, 12400, 12700, 13100, 15748, 16244, 16637, 19685, 20305, 25400, 26200, 31496, 32488, 33274, 39370, 40610, 50800, 52400, 62992, 64976, 66548, 78740, 81220, 83185, 98425, 101525, 133096, 157480, 162440, 166370, 196850, 203050, 266192, 314960, 324880, 332740, 393700, 406100, 415925, 515747, 665480, 787400, 812200, 831850, 1031494, 1330960, 1574800, 1624400, 1663700, 2062988, 2578735, 3327400, 4125976, 5157470, 6654800, 8251952, 10314940, 12893675, 20629880, 25787350, 41259760, 51574700, 103149400, 206298800]

約数ペア:

[(1, 206298800), (2, 103149400), (4, 51574700), (5, 41259760), (8, 25787350), (10, 20629880), (16, 12893675), (20, 10314940), (25, 8251952), (31, 6654800), (40, 5157470), (50, 4125976), (62, 3327400), (80, 2578735), (100, 2062988), (124, 1663700), (127, 1624400), (131, 1574800), (155, 1330960), (200, 1031494), (248, 831850), (254, 812200), (262, 787400), (310, 665480), (400, 515747), (496, 415925), (508, 406100), (524, 393700), (620, 332740), (635, 324880), (655, 314960), (775, 266192), (1016, 203050), (1048, 196850), (1240, 166370), (1270, 162440), (1310, 157480), (1550, 133096), (2032, 101525), (2096, 98425), (2480, 83185), (2540, 81220), (2620, 78740), (3100, 66548), (3175, 64976), (3275, 62992), (3937, 52400), (4061, 50800), (5080, 40610), (5240, 39370), (6200, 33274), (6350, 32488), (6550, 31496), (7874, 26200), (8122, 25400), (10160, 20305), (10480, 19685), (12400, 16637), (12700, 16244), (13100, 15748)]