70498720

素因数分解:

$2^5\times 5^1\times {\mathrm{499}}^1\times {\mathrm{883}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 167076000

約数和(自身を除く): 96577280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 499, 883, 998, 1766, 1996, 2495, 3532, 3992, 4415, 4990, 7064, 7984, 8830, 9980, 14128, 15968, 17660, 19960, 28256, 35320, 39920, 70640, 79840, 141280, 440617, 881234, 1762468, 2203085, 3524936, 4406170, 7049872, 8812340, 14099744, 17624680, 35249360, 70498720]

約数ペア:

[(1, 70498720), (2, 35249360), (4, 17624680), (5, 14099744), (8, 8812340), (10, 7049872), (16, 4406170), (20, 3524936), (32, 2203085), (40, 1762468), (80, 881234), (160, 440617), (499, 141280), (883, 79840), (998, 70640), (1766, 39920), (1996, 35320), (2495, 28256), (3532, 19960), (3992, 17660), (4415, 15968), (4990, 14128), (7064, 9980), (7984, 8830)]