101578960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{25913}}^1$

素因数の和:25940

約数の個数: 60

約数和(自身を含む): 274740228

約数和(自身を除く): 173161268

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, 25913, 51826, 103652, 129565, 181391, 207304, 259130, 362782, 414608, 518260, 725564, 906955, 1036520, 1269737, 1451128, 1813910, 2073040, 2539474, 2902256, 3627820, 5078948, 6348685, 7255640, 10157896, 12697370, 14511280, 20315792, 25394740, 50789480, 101578960]

約数ペア:

[(1, 101578960), (2, 50789480), (4, 25394740), (5, 20315792), (7, 14511280), (8, 12697370), (10, 10157896), (14, 7255640), (16, 6348685), (20, 5078948), (28, 3627820), (35, 2902256), (40, 2539474), (49, 2073040), (56, 1813910), (70, 1451128), (80, 1269737), (98, 1036520), (112, 906955), (140, 725564), (196, 518260), (245, 414608), (280, 362782), (392, 259130), (490, 207304), (560, 181391), (784, 129565), (980, 103652), (1960, 51826), (3920, 25913)]