5121201680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1306429}}^1$

素因数の和:1306456

約数の個数: 60

約数和(自身を含む): 13850770860

約数和(自身を除く): 8729569180

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 1306429, 2612858, 5225716, 6532145, 9145003, 10451432, 13064290, 18290006, 20902864, 26128580, 36580012, 45725015, 52257160, 64015021, 73160024, 91450030, 104514320, 128030042, 146320048, 182900060, 256060084, 320075105, 365800120, 512120168, 640150210, 731600240, 1024240336, 1280300420, 2560600840, 5121201680]

約数ペア:

[(1, 5121201680), (2, 2560600840), (4, 1280300420), (5, 1024240336), (7, 731600240), (8, 640150210), (10, 512120168), (14, 365800120), (16, 320075105), (20, 256060084), (28, 182900060), (35, 146320048), (40, 128030042), (49, 104514320), (56, 91450030), (70, 73160024), (80, 64015021), (98, 52257160), (112, 45725015), (140, 36580012), (196, 26128580), (245, 20902864), (280, 18290006), (392, 13064290), (490, 10451432), (560, 9145003), (784, 6532145), (980, 5225716), (1960, 2612858), (3920, 1306429)]