133120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1$

素因数の和:40

約数の個数: 48

約数和(自身を含む): 343980

約数和(自身を除く): 210860

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, 2048, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 10240, 13312, 16640, 26624, 33280, 66560, 133120]

約数ペア:

[(1, 133120), (2, 66560), (4, 33280), (5, 26624), (8, 16640), (10, 13312), (13, 10240), (16, 8320), (20, 6656), (26, 5120), (32, 4160), (40, 3328), (52, 2560), (64, 2080), (65, 2048), (80, 1664), (104, 1280), (128, 1040), (130, 1024), (160, 832), (208, 640), (256, 520), (260, 512), (320, 416)]