49617680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 132741504

約数和(自身を除く): 83123824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 353, 502, 560, 706, 1004, 1255, 1412, 1757, 1765, 2008, 2471, 2510, 2824, 3514, 3530, 4016, 4942, 5020, 5648, 7028, 7060, 8785, 9884, 10040, 12355, 14056, 14120, 17570, 19768, 20080, 24710, 28112, 28240, 35140, 39536, 49420, 70280, 88603, 98840, 140560, 177206, 197680, 354412, 443015, 620221, 708824, 886030, 1240442, 1417648, 1772060, 2480884, 3101105, 3544120, 4961768, 6202210, 7088240, 9923536, 12404420, 24808840, 49617680]

約数ペア:

[(1, 49617680), (2, 24808840), (4, 12404420), (5, 9923536), (7, 7088240), (8, 6202210), (10, 4961768), (14, 3544120), (16, 3101105), (20, 2480884), (28, 1772060), (35, 1417648), (40, 1240442), (56, 886030), (70, 708824), (80, 620221), (112, 443015), (140, 354412), (251, 197680), (280, 177206), (353, 140560), (502, 98840), (560, 88603), (706, 70280), (1004, 49420), (1255, 39536), (1412, 35140), (1757, 28240), (1765, 28112), (2008, 24710), (2471, 20080), (2510, 19768), (2824, 17570), (3514, 14120), (3530, 14056), (4016, 12355), (4942, 10040), (5020, 9884), (5648, 8785), (7028, 7060)]