71080960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13883}}^1$

素因数の和:13908

約数の個数: 44

約数和(自身を含む): 170523288

約数和(自身を除く): 99442328

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, 13883, 27766, 55532, 69415, 111064, 138830, 222128, 277660, 444256, 555320, 888512, 1110640, 1777024, 2221280, 3554048, 4442560, 7108096, 8885120, 14216192, 17770240, 35540480, 71080960]

約数ペア:

[(1, 71080960), (2, 35540480), (4, 17770240), (5, 14216192), (8, 8885120), (10, 7108096), (16, 4442560), (20, 3554048), (32, 2221280), (40, 1777024), (64, 1110640), (80, 888512), (128, 555320), (160, 444256), (256, 277660), (320, 222128), (512, 138830), (640, 111064), (1024, 69415), (1280, 55532), (2560, 27766), (5120, 13883)]