990646000760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7013}}^1\times {\mathrm{271651}}^1$

素因数の和:278688

約数の個数: 64

約数和(自身を含む): 2400762581280

約数和(自身を除く): 1410116580520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7013, 14026, 28052, 35065, 56104, 70130, 91169, 140260, 182338, 271651, 280520, 364676, 455845, 543302, 729352, 911690, 1086604, 1358255, 1823380, 2173208, 2716510, 3531463, 3646760, 5433020, 7062926, 10866040, 14125852, 17657315, 28251704, 35314630, 70629260, 141258520, 1905088463, 3810176926, 7620353852, 9525442315, 15240707704, 19050884630, 24766150019, 38101769260, 49532300038, 76203538520, 99064600076, 123830750095, 198129200152, 247661500190, 495323000380, 990646000760]

約数ペア:

[(1, 990646000760), (2, 495323000380), (4, 247661500190), (5, 198129200152), (8, 123830750095), (10, 99064600076), (13, 76203538520), (20, 49532300038), (26, 38101769260), (40, 24766150019), (52, 19050884630), (65, 15240707704), (104, 9525442315), (130, 7620353852), (260, 3810176926), (520, 1905088463), (7013, 141258520), (14026, 70629260), (28052, 35314630), (35065, 28251704), (56104, 17657315), (70130, 14125852), (91169, 10866040), (140260, 7062926), (182338, 5433020), (271651, 3646760), (280520, 3531463), (364676, 2716510), (455845, 2173208), (543302, 1823380), (729352, 1358255), (911690, 1086604)]