51214660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9887}}^1$

素因数の和:9940

約数の個数: 48

約数和(自身を含む): 126249984

約数和(自身を除く): 75035324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 9887, 19774, 39548, 49435, 69209, 98870, 138418, 197740, 276836, 346045, 365819, 692090, 731638, 1384180, 1463276, 1829095, 2560733, 3658190, 5121466, 7316380, 10242932, 12803665, 25607330, 51214660]

約数ペア:

[(1, 51214660), (2, 25607330), (4, 12803665), (5, 10242932), (7, 7316380), (10, 5121466), (14, 3658190), (20, 2560733), (28, 1829095), (35, 1463276), (37, 1384180), (70, 731638), (74, 692090), (140, 365819), (148, 346045), (185, 276836), (259, 197740), (370, 138418), (518, 98870), (740, 69209), (1036, 49435), (1295, 39548), (2590, 19774), (5180, 9887)]