85130240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1317

約数の個数: 88

約数和(自身を含む): 220093440

約数和(自身を除く): 134963200

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, 832, 1024, 1040, 1279, 1280, 1664, 2080, 2558, 2560, 3328, 4160, 5116, 5120, 6395, 6656, 8320, 10232, 12790, 13312, 16627, 16640, 20464, 25580, 33254, 33280, 40928, 51160, 66508, 66560, 81856, 83135, 102320, 133016, 163712, 166270, 204640, 266032, 327424, 332540, 409280, 532064, 654848, 665080, 818560, 1064128, 1309696, 1330160, 1637120, 2128256, 2660320, 3274240, 4256512, 5320640, 6548480, 8513024, 10641280, 17026048, 21282560, 42565120, 85130240]

約数ペア:

[(1, 85130240), (2, 42565120), (4, 21282560), (5, 17026048), (8, 10641280), (10, 8513024), (13, 6548480), (16, 5320640), (20, 4256512), (26, 3274240), (32, 2660320), (40, 2128256), (52, 1637120), (64, 1330160), (65, 1309696), (80, 1064128), (104, 818560), (128, 665080), (130, 654848), (160, 532064), (208, 409280), (256, 332540), (260, 327424), (320, 266032), (416, 204640), (512, 166270), (520, 163712), (640, 133016), (832, 102320), (1024, 83135), (1040, 81856), (1279, 66560), (1280, 66508), (1664, 51160), (2080, 40928), (2558, 33280), (2560, 33254), (3328, 25580), (4160, 20464), (5116, 16640), (5120, 16627), (6395, 13312), (6656, 12790), (8320, 10232)]