85329920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 220835160

約数和(自身を除く): 135505240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 641, 832, 1024, 1040, 1280, 1282, 1664, 2048, 2080, 2560, 2564, 3205, 3328, 4160, 5120, 5128, 6410, 6656, 8320, 8333, 10240, 10256, 12820, 13312, 16640, 16666, 20512, 25640, 26624, 33280, 33332, 41024, 41665, 51280, 66560, 66664, 82048, 83330, 102560, 133120, 133328, 164096, 166660, 205120, 266656, 328192, 333320, 410240, 533312, 656384, 666640, 820480, 1066624, 1312768, 1333280, 1640960, 2133248, 2666560, 3281920, 4266496, 5333120, 6563840, 8532992, 10666240, 17065984, 21332480, 42664960, 85329920]

約数ペア:

[(1, 85329920), (2, 42664960), (4, 21332480), (5, 17065984), (8, 10666240), (10, 8532992), (13, 6563840), (16, 5333120), (20, 4266496), (26, 3281920), (32, 2666560), (40, 2133248), (52, 1640960), (64, 1333280), (65, 1312768), (80, 1066624), (104, 820480), (128, 666640), (130, 656384), (160, 533312), (208, 410240), (256, 333320), (260, 328192), (320, 266656), (416, 205120), (512, 166660), (520, 164096), (640, 133328), (641, 133120), (832, 102560), (1024, 83330), (1040, 82048), (1280, 66664), (1282, 66560), (1664, 51280), (2048, 41665), (2080, 41024), (2560, 33332), (2564, 33280), (3205, 26624), (3328, 25640), (4160, 20512), (5120, 16666), (5128, 16640), (6410, 13312), (6656, 12820), (8320, 10256), (8333, 10240)]