51696640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 88

約数和(自身を含む): 129697920

約数和(自身を除く): 78001280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 439, 460, 512, 640, 736, 878, 920, 1024, 1280, 1472, 1756, 1840, 2195, 2560, 2944, 3512, 3680, 4390, 5120, 5888, 7024, 7360, 8780, 10097, 11776, 14048, 14720, 17560, 20194, 23552, 28096, 29440, 35120, 40388, 50485, 56192, 58880, 70240, 80776, 100970, 112384, 117760, 140480, 161552, 201940, 224768, 280960, 323104, 403880, 449536, 561920, 646208, 807760, 1123840, 1292416, 1615520, 2247680, 2584832, 3231040, 5169664, 6462080, 10339328, 12924160, 25848320, 51696640]

約数ペア:

[(1, 51696640), (2, 25848320), (4, 12924160), (5, 10339328), (8, 6462080), (10, 5169664), (16, 3231040), (20, 2584832), (23, 2247680), (32, 1615520), (40, 1292416), (46, 1123840), (64, 807760), (80, 646208), (92, 561920), (115, 449536), (128, 403880), (160, 323104), (184, 280960), (230, 224768), (256, 201940), (320, 161552), (368, 140480), (439, 117760), (460, 112384), (512, 100970), (640, 80776), (736, 70240), (878, 58880), (920, 56192), (1024, 50485), (1280, 40388), (1472, 35120), (1756, 29440), (1840, 28096), (2195, 23552), (2560, 20194), (2944, 17560), (3512, 14720), (3680, 14048), (4390, 11776), (5120, 10097), (5888, 8780), (7024, 7360)]