78009280

素因数分解:

$2^6\times 5^1\times {\mathrm{433}}^1\times {\mathrm{563}}^1$

素因数の和:1013

約数の個数: 56

約数和(自身を含む): 186519312

約数和(自身を除く): 108510032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 433, 563, 866, 1126, 1732, 2165, 2252, 2815, 3464, 4330, 4504, 5630, 6928, 8660, 9008, 11260, 13856, 17320, 18016, 22520, 27712, 34640, 36032, 45040, 69280, 90080, 138560, 180160, 243779, 487558, 975116, 1218895, 1950232, 2437790, 3900464, 4875580, 7800928, 9751160, 15601856, 19502320, 39004640, 78009280]

約数ペア:

[(1, 78009280), (2, 39004640), (4, 19502320), (5, 15601856), (8, 9751160), (10, 7800928), (16, 4875580), (20, 3900464), (32, 2437790), (40, 1950232), (64, 1218895), (80, 975116), (160, 487558), (320, 243779), (433, 180160), (563, 138560), (866, 90080), (1126, 69280), (1732, 45040), (2165, 36032), (2252, 34640), (2815, 27712), (3464, 22520), (4330, 18016), (4504, 17320), (5630, 13856), (6928, 11260), (8660, 9008)]