39552800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{1009}}^1$

素因数の和:1043

約数の個数: 108

約数和(自身を含む): 112434210

約数和(自身を除く): 72881410

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, 1009, 1120, 1225, 1400, 1568, 1960, 2018, 2450, 2800, 3920, 4036, 4900, 5045, 5600, 7063, 7840, 8072, 9800, 10090, 14126, 16144, 19600, 20180, 25225, 28252, 32288, 35315, 39200, 40360, 49441, 50450, 56504, 70630, 80720, 98882, 100900, 113008, 141260, 161440, 176575, 197764, 201800, 226016, 247205, 282520, 353150, 395528, 403600, 494410, 565040, 706300, 791056, 807200, 988820, 1130080, 1236025, 1412600, 1582112, 1977640, 2472050, 2825200, 3955280, 4944100, 5650400, 7910560, 9888200, 19776400, 39552800]

約数ペア:

[(1, 39552800), (2, 19776400), (4, 9888200), (5, 7910560), (7, 5650400), (8, 4944100), (10, 3955280), (14, 2825200), (16, 2472050), (20, 1977640), (25, 1582112), (28, 1412600), (32, 1236025), (35, 1130080), (40, 988820), (49, 807200), (50, 791056), (56, 706300), (70, 565040), (80, 494410), (98, 403600), (100, 395528), (112, 353150), (140, 282520), (160, 247205), (175, 226016), (196, 201800), (200, 197764), (224, 176575), (245, 161440), (280, 141260), (350, 113008), (392, 100900), (400, 98882), (490, 80720), (560, 70630), (700, 56504), (784, 50450), (800, 49441), (980, 40360), (1009, 39200), (1120, 35315), (1225, 32288), (1400, 28252), (1568, 25225), (1960, 20180), (2018, 19600), (2450, 16144), (2800, 14126), (3920, 10090), (4036, 9800), (4900, 8072), (5045, 7840), (5600, 7063)]