64803752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{337}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 134365140

約数和(自身を除く): 69561388

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 337, 344, 559, 674, 1118, 1348, 1849, 2236, 2696, 3698, 4381, 4472, 7396, 8762, 14491, 14792, 17524, 24037, 28982, 35048, 48074, 57964, 96148, 115928, 188383, 192296, 376766, 623113, 753532, 1246226, 1507064, 2492452, 4984904, 8100469, 16200938, 32401876, 64803752]

約数ペア:

[(1, 64803752), (2, 32401876), (4, 16200938), (8, 8100469), (13, 4984904), (26, 2492452), (43, 1507064), (52, 1246226), (86, 753532), (104, 623113), (172, 376766), (337, 192296), (344, 188383), (559, 115928), (674, 96148), (1118, 57964), (1348, 48074), (1849, 35048), (2236, 28982), (2696, 24037), (3698, 17524), (4381, 14792), (4472, 14491), (7396, 8762)]