71363840

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 172677120

約数和(自身を除く): 101313280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 439, 508, 635, 640, 878, 1016, 1270, 1280, 1756, 2032, 2195, 2540, 3512, 4064, 4390, 5080, 7024, 8128, 8780, 10160, 14048, 16256, 17560, 20320, 28096, 32512, 35120, 40640, 55753, 56192, 70240, 81280, 111506, 112384, 140480, 162560, 223012, 278765, 280960, 446024, 557530, 561920, 892048, 1115060, 1784096, 2230120, 3568192, 4460240, 7136384, 8920480, 14272768, 17840960, 35681920, 71363840]

約数ペア:

[(1, 71363840), (2, 35681920), (4, 17840960), (5, 14272768), (8, 8920480), (10, 7136384), (16, 4460240), (20, 3568192), (32, 2230120), (40, 1784096), (64, 1115060), (80, 892048), (127, 561920), (128, 557530), (160, 446024), (254, 280960), (256, 278765), (320, 223012), (439, 162560), (508, 140480), (635, 112384), (640, 111506), (878, 81280), (1016, 70240), (1270, 56192), (1280, 55753), (1756, 40640), (2032, 35120), (2195, 32512), (2540, 28096), (3512, 20320), (4064, 17560), (4390, 16256), (5080, 14048), (7024, 10160), (8128, 8780)]