532480

素因数分解:

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

素因数の和:44

約数の個数: 56

約数和(自身を含む): 1376172

約数和(自身を除く): 843692

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, 4096, 4160, 5120, 6656, 8192, 8320, 10240, 13312, 16640, 20480, 26624, 33280, 40960, 53248, 66560, 106496, 133120, 266240, 532480]

約数ペア:

[(1, 532480), (2, 266240), (4, 133120), (5, 106496), (8, 66560), (10, 53248), (13, 40960), (16, 33280), (20, 26624), (26, 20480), (32, 16640), (40, 13312), (52, 10240), (64, 8320), (65, 8192), (80, 6656), (104, 5120), (128, 4160), (130, 4096), (160, 3328), (208, 2560), (256, 2080), (260, 2048), (320, 1664), (416, 1280), (512, 1040), (520, 1024), (640, 832)]