82887680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{16189}}^1$

素因数の和:16214

約数の個数: 44

約数和(自身を含む): 198845580

約数和(自身を除く): 115957900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 16189, 32378, 64756, 80945, 129512, 161890, 259024, 323780, 518048, 647560, 1036096, 1295120, 2072192, 2590240, 4144384, 5180480, 8288768, 10360960, 16577536, 20721920, 41443840, 82887680]

約数ペア:

[(1, 82887680), (2, 41443840), (4, 20721920), (5, 16577536), (8, 10360960), (10, 8288768), (16, 5180480), (20, 4144384), (32, 2590240), (40, 2072192), (64, 1295120), (80, 1036096), (128, 647560), (160, 518048), (256, 323780), (320, 259024), (512, 161890), (640, 129512), (1024, 80945), (1280, 64756), (2560, 32378), (5120, 16189)]