49771960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1193}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 128952000

約数和(自身を除く): 79180040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1193, 1490, 2086, 2386, 2980, 4172, 4772, 5215, 5960, 5965, 8344, 8351, 9544, 10430, 11930, 16702, 20860, 23860, 33404, 41720, 41755, 47720, 66808, 83510, 167020, 177757, 334040, 355514, 711028, 888785, 1244299, 1422056, 1777570, 2488598, 3555140, 4977196, 6221495, 7110280, 9954392, 12442990, 24885980, 49771960]

約数ペア:

[(1, 49771960), (2, 24885980), (4, 12442990), (5, 9954392), (7, 7110280), (8, 6221495), (10, 4977196), (14, 3555140), (20, 2488598), (28, 1777570), (35, 1422056), (40, 1244299), (56, 888785), (70, 711028), (140, 355514), (149, 334040), (280, 177757), (298, 167020), (596, 83510), (745, 66808), (1043, 47720), (1192, 41755), (1193, 41720), (1490, 33404), (2086, 23860), (2386, 20860), (2980, 16702), (4172, 11930), (4772, 10430), (5215, 9544), (5960, 8351), (5965, 8344)]