51578720

素因数分解:

$2^5\times 5^1\times {\mathrm{479}}^1\times {\mathrm{673}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 122290560

約数和(自身を除く): 70711840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 479, 673, 958, 1346, 1916, 2395, 2692, 3365, 3832, 4790, 5384, 6730, 7664, 9580, 10768, 13460, 15328, 19160, 21536, 26920, 38320, 53840, 76640, 107680, 322367, 644734, 1289468, 1611835, 2578936, 3223670, 5157872, 6447340, 10315744, 12894680, 25789360, 51578720]

約数ペア:

[(1, 51578720), (2, 25789360), (4, 12894680), (5, 10315744), (8, 6447340), (10, 5157872), (16, 3223670), (20, 2578936), (32, 1611835), (40, 1289468), (80, 644734), (160, 322367), (479, 107680), (673, 76640), (958, 53840), (1346, 38320), (1916, 26920), (2395, 21536), (2692, 19160), (3365, 15328), (3832, 13460), (4790, 10768), (5384, 9580), (6730, 7664)]