263360128

素因数分解:

$2^7\times {\mathrm{31}}^2\times {\mathrm{2141}}^1$

素因数の和:2217

約数の個数: 48

約数和(自身を含む): 542386530

約数和(自身を除く): 279026402

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 961, 992, 1922, 1984, 2141, 3844, 3968, 4282, 7688, 8564, 15376, 17128, 30752, 34256, 61504, 66371, 68512, 123008, 132742, 137024, 265484, 274048, 530968, 1061936, 2057501, 2123872, 4115002, 4247744, 8230004, 8495488, 16460008, 32920016, 65840032, 131680064, 263360128]

約数ペア:

[(1, 263360128), (2, 131680064), (4, 65840032), (8, 32920016), (16, 16460008), (31, 8495488), (32, 8230004), (62, 4247744), (64, 4115002), (124, 2123872), (128, 2057501), (248, 1061936), (496, 530968), (961, 274048), (992, 265484), (1922, 137024), (1984, 132742), (2141, 123008), (3844, 68512), (3968, 66371), (4282, 61504), (7688, 34256), (8564, 30752), (15376, 17128)]