197389600

素因数分解:

$2^5\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1801}}^1$

素因数の和:1958

約数の個数: 72

約数和(自身を含む): 485664228

約数和(自身を除く): 288274628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 137, 160, 200, 274, 400, 548, 685, 800, 1096, 1370, 1801, 2192, 2740, 3425, 3602, 4384, 5480, 6850, 7204, 9005, 10960, 13700, 14408, 18010, 21920, 27400, 28816, 36020, 45025, 54800, 57632, 72040, 90050, 109600, 144080, 180100, 246737, 288160, 360200, 493474, 720400, 986948, 1233685, 1440800, 1973896, 2467370, 3947792, 4934740, 6168425, 7895584, 9869480, 12336850, 19738960, 24673700, 39477920, 49347400, 98694800, 197389600]

約数ペア:

[(1, 197389600), (2, 98694800), (4, 49347400), (5, 39477920), (8, 24673700), (10, 19738960), (16, 12336850), (20, 9869480), (25, 7895584), (32, 6168425), (40, 4934740), (50, 3947792), (80, 2467370), (100, 1973896), (137, 1440800), (160, 1233685), (200, 986948), (274, 720400), (400, 493474), (548, 360200), (685, 288160), (800, 246737), (1096, 180100), (1370, 144080), (1801, 109600), (2192, 90050), (2740, 72040), (3425, 57632), (3602, 54800), (4384, 45025), (5480, 36020), (6850, 28816), (7204, 27400), (9005, 21920), (10960, 18010), (13700, 14408)]