66560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1$

素因数の和:38

約数の個数: 44

約数和(自身を含む): 171948

約数和(自身を除く): 105388

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 33280, 66560]

約数ペア:

[(1, 66560), (2, 33280), (4, 16640), (5, 13312), (8, 8320), (10, 6656), (13, 5120), (16, 4160), (20, 3328), (26, 2560), (32, 2080), (40, 1664), (52, 1280), (64, 1040), (65, 1024), (80, 832), (104, 640), (128, 520), (130, 512), (160, 416), (208, 320), (256, 260)]