1566608915840

素因数分解:

$2^7\times 5^1\times {\mathrm{13451}}^1\times {\mathrm{181981}}^1$

素因数の和:195451

約数の個数: 64

約数和(自身を含む): 3745473451920

約数和(自身を除く): 2178864536080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13451, 26902, 53804, 67255, 107608, 134510, 181981, 215216, 269020, 363962, 430432, 538040, 727924, 860864, 909905, 1076080, 1455848, 1721728, 1819810, 2152160, 2911696, 3639620, 4304320, 5823392, 7279240, 8608640, 11646784, 14558480, 23293568, 29116960, 58233920, 116467840, 2447826431, 4895652862, 9791305724, 12239132155, 19582611448, 24478264310, 39165222896, 48956528620, 78330445792, 97913057240, 156660891584, 195826114480, 313321783168, 391652228960, 783304457920, 1566608915840]

約数ペア:

[(1, 1566608915840), (2, 783304457920), (4, 391652228960), (5, 313321783168), (8, 195826114480), (10, 156660891584), (16, 97913057240), (20, 78330445792), (32, 48956528620), (40, 39165222896), (64, 24478264310), (80, 19582611448), (128, 12239132155), (160, 9791305724), (320, 4895652862), (640, 2447826431), (13451, 116467840), (26902, 58233920), (53804, 29116960), (67255, 23293568), (107608, 14558480), (134510, 11646784), (181981, 8608640), (215216, 7279240), (269020, 5823392), (363962, 4304320), (430432, 3639620), (538040, 2911696), (727924, 2152160), (860864, 1819810), (909905, 1721728), (1076080, 1455848)]