49208740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 121375800

約数和(自身を除く): 72167060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 245, 298, 337, 490, 596, 674, 745, 980, 1043, 1348, 1490, 1685, 2086, 2359, 2980, 3370, 4172, 4718, 5215, 6740, 7301, 9436, 10430, 11795, 14602, 16513, 20860, 23590, 29204, 33026, 36505, 47180, 50213, 66052, 73010, 82565, 100426, 146020, 165130, 200852, 251065, 330260, 351491, 502130, 702982, 1004260, 1405964, 1757455, 2460437, 3514910, 4920874, 7029820, 9841748, 12302185, 24604370, 49208740]

約数ペア:

[(1, 49208740), (2, 24604370), (4, 12302185), (5, 9841748), (7, 7029820), (10, 4920874), (14, 3514910), (20, 2460437), (28, 1757455), (35, 1405964), (49, 1004260), (70, 702982), (98, 502130), (140, 351491), (149, 330260), (196, 251065), (245, 200852), (298, 165130), (337, 146020), (490, 100426), (596, 82565), (674, 73010), (745, 66052), (980, 50213), (1043, 47180), (1348, 36505), (1490, 33026), (1685, 29204), (2086, 23590), (2359, 20860), (2980, 16513), (3370, 14602), (4172, 11795), (4718, 10430), (5215, 9436), (6740, 7301)]