83456800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{2129}}^1$

素因数の和:2163

約数の個数: 108

約数和(自身を含む): 237113730

約数和(自身を除く): 153656930

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2129, 2450, 2800, 3920, 4258, 4900, 5600, 7840, 8516, 9800, 10645, 14903, 17032, 19600, 21290, 29806, 34064, 39200, 42580, 53225, 59612, 68128, 74515, 85160, 104321, 106450, 119224, 149030, 170320, 208642, 212900, 238448, 298060, 340640, 372575, 417284, 425800, 476896, 521605, 596120, 745150, 834568, 851600, 1043210, 1192240, 1490300, 1669136, 1703200, 2086420, 2384480, 2608025, 2980600, 3338272, 4172840, 5216050, 5961200, 8345680, 10432100, 11922400, 16691360, 20864200, 41728400, 83456800]

約数ペア:

[(1, 83456800), (2, 41728400), (4, 20864200), (5, 16691360), (7, 11922400), (8, 10432100), (10, 8345680), (14, 5961200), (16, 5216050), (20, 4172840), (25, 3338272), (28, 2980600), (32, 2608025), (35, 2384480), (40, 2086420), (49, 1703200), (50, 1669136), (56, 1490300), (70, 1192240), (80, 1043210), (98, 851600), (100, 834568), (112, 745150), (140, 596120), (160, 521605), (175, 476896), (196, 425800), (200, 417284), (224, 372575), (245, 340640), (280, 298060), (350, 238448), (392, 212900), (400, 208642), (490, 170320), (560, 149030), (700, 119224), (784, 106450), (800, 104321), (980, 85160), (1120, 74515), (1225, 68128), (1400, 59612), (1568, 53225), (1960, 42580), (2129, 39200), (2450, 34064), (2800, 29806), (3920, 21290), (4258, 19600), (4900, 17032), (5600, 14903), (7840, 10645), (8516, 9800)]