161506576

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 392296320

約数和(自身を除く): 230789744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 337, 389, 616, 674, 778, 1232, 1348, 1556, 2359, 2696, 2723, 3112, 3707, 4279, 4718, 5392, 5446, 6224, 7414, 8558, 9436, 10892, 14828, 17116, 18872, 21784, 25949, 29656, 29953, 34232, 37744, 43568, 51898, 59312, 59906, 68464, 103796, 119812, 131093, 207592, 239624, 262186, 415184, 479248, 524372, 917651, 1048744, 1442023, 1835302, 2097488, 2884046, 3670604, 5768092, 7341208, 10094161, 11536184, 14682416, 20188322, 23072368, 40376644, 80753288, 161506576]

約数ペア:

[(1, 161506576), (2, 80753288), (4, 40376644), (7, 23072368), (8, 20188322), (11, 14682416), (14, 11536184), (16, 10094161), (22, 7341208), (28, 5768092), (44, 3670604), (56, 2884046), (77, 2097488), (88, 1835302), (112, 1442023), (154, 1048744), (176, 917651), (308, 524372), (337, 479248), (389, 415184), (616, 262186), (674, 239624), (778, 207592), (1232, 131093), (1348, 119812), (1556, 103796), (2359, 68464), (2696, 59906), (2723, 59312), (3112, 51898), (3707, 43568), (4279, 37744), (4718, 34232), (5392, 29953), (5446, 29656), (6224, 25949), (7414, 21784), (8558, 18872), (9436, 17116), (10892, 14828)]