51366590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 106997760

約数和(自身を除く): 55631170

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 79, 110, 115, 158, 230, 253, 257, 395, 506, 514, 790, 869, 1265, 1285, 1738, 1817, 2530, 2570, 2827, 3634, 4345, 5654, 5911, 8690, 9085, 11822, 14135, 18170, 19987, 20303, 28270, 29555, 39974, 40606, 59110, 65021, 99935, 101515, 130042, 199870, 203030, 223333, 325105, 446666, 466969, 650210, 933938, 1116665, 2233330, 2334845, 4669690, 5136659, 10273318, 25683295, 51366590]

約数ペア:

[(1, 51366590), (2, 25683295), (5, 10273318), (10, 5136659), (11, 4669690), (22, 2334845), (23, 2233330), (46, 1116665), (55, 933938), (79, 650210), (110, 466969), (115, 446666), (158, 325105), (230, 223333), (253, 203030), (257, 199870), (395, 130042), (506, 101515), (514, 99935), (790, 65021), (869, 59110), (1265, 40606), (1285, 39974), (1738, 29555), (1817, 28270), (2530, 20303), (2570, 19987), (2827, 18170), (3634, 14135), (4345, 11822), (5654, 9085), (5911, 8690)]