71847710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 147087360

約数和(自身を除く): 75239650

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 127, 139, 185, 254, 278, 370, 407, 635, 695, 814, 1270, 1390, 1397, 1529, 2035, 2794, 3058, 4070, 4699, 5143, 6985, 7645, 9398, 10286, 13970, 15290, 17653, 23495, 25715, 35306, 46990, 51430, 51689, 56573, 88265, 103378, 113146, 176530, 194183, 258445, 282865, 388366, 516890, 565730, 653161, 970915, 1306322, 1941830, 3265805, 6531610, 7184771, 14369542, 35923855, 71847710]

約数ペア:

[(1, 71847710), (2, 35923855), (5, 14369542), (10, 7184771), (11, 6531610), (22, 3265805), (37, 1941830), (55, 1306322), (74, 970915), (110, 653161), (127, 565730), (139, 516890), (185, 388366), (254, 282865), (278, 258445), (370, 194183), (407, 176530), (635, 113146), (695, 103378), (814, 88265), (1270, 56573), (1390, 51689), (1397, 51430), (1529, 46990), (2035, 35306), (2794, 25715), (3058, 23495), (4070, 17653), (4699, 15290), (5143, 13970), (6985, 10286), (7645, 9398)]