90306560

素因数分解:

$2^{11}\times 5^1\times {\mathrm{8819}}^1$

素因数の和:8846

約数の個数: 48

約数和(自身を含む): 216707400

約数和(自身を除く): 126400840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 8819, 10240, 17638, 35276, 44095, 70552, 88190, 141104, 176380, 282208, 352760, 564416, 705520, 1128832, 1411040, 2257664, 2822080, 4515328, 5644160, 9030656, 11288320, 18061312, 22576640, 45153280, 90306560]

約数ペア:

[(1, 90306560), (2, 45153280), (4, 22576640), (5, 18061312), (8, 11288320), (10, 9030656), (16, 5644160), (20, 4515328), (32, 2822080), (40, 2257664), (64, 1411040), (80, 1128832), (128, 705520), (160, 564416), (256, 352760), (320, 282208), (512, 176380), (640, 141104), (1024, 88190), (1280, 70552), (2048, 44095), (2560, 35276), (5120, 17638), (8819, 10240)]