259054016

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:638

約数の個数: 84

約数和(自身を含む): 570613032

約数和(自身を除く): 311559016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 169, 172, 208, 338, 344, 416, 557, 559, 676, 688, 832, 1114, 1118, 1352, 1376, 2228, 2236, 2704, 2752, 4456, 4472, 5408, 7241, 7267, 8912, 8944, 10816, 14482, 14534, 17824, 17888, 23951, 28964, 29068, 35648, 35776, 47902, 57928, 58136, 94133, 95804, 115856, 116272, 188266, 191608, 231712, 232544, 311363, 376532, 383216, 463424, 465088, 622726, 753064, 766432, 1245452, 1506128, 1532864, 2490904, 3012256, 4047719, 4981808, 6024512, 8095438, 9963616, 16190876, 19927232, 32381752, 64763504, 129527008, 259054016]

約数ペア:

[(1, 259054016), (2, 129527008), (4, 64763504), (8, 32381752), (13, 19927232), (16, 16190876), (26, 9963616), (32, 8095438), (43, 6024512), (52, 4981808), (64, 4047719), (86, 3012256), (104, 2490904), (169, 1532864), (172, 1506128), (208, 1245452), (338, 766432), (344, 753064), (416, 622726), (557, 465088), (559, 463424), (676, 383216), (688, 376532), (832, 311363), (1114, 232544), (1118, 231712), (1352, 191608), (1376, 188266), (2228, 116272), (2236, 115856), (2704, 95804), (2752, 94133), (4456, 58136), (4472, 57928), (5408, 47902), (7241, 35776), (7267, 35648), (8912, 29068), (8944, 28964), (10816, 23951), (14482, 17888), (14534, 17824)]