1280625152

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{86249}}^1$

素因数の和:86296

約数の個数: 40

約数和(自身を含む): 2647012500

約数和(自身を除く): 1366387348

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1856, 3712, 7424, 14848, 86249, 172498, 344996, 689992, 1379984, 2501221, 2759968, 5002442, 5519936, 10004884, 11039872, 20009768, 22079744, 40019536, 44159488, 80039072, 160078144, 320156288, 640312576, 1280625152]

約数ペア:

[(1, 1280625152), (2, 640312576), (4, 320156288), (8, 160078144), (16, 80039072), (29, 44159488), (32, 40019536), (58, 22079744), (64, 20009768), (116, 11039872), (128, 10004884), (232, 5519936), (256, 5002442), (464, 2759968), (512, 2501221), (928, 1379984), (1856, 689992), (3712, 344996), (7424, 172498), (14848, 86249)]