134103680

素因数分解:

$2^7\times 5^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 322089480

約数和(自身を除く): 187985800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 317, 320, 634, 640, 661, 1268, 1322, 1585, 2536, 2644, 3170, 3305, 5072, 5288, 6340, 6610, 10144, 10576, 12680, 13220, 20288, 21152, 25360, 26440, 40576, 42304, 50720, 52880, 84608, 101440, 105760, 202880, 209537, 211520, 419074, 423040, 838148, 1047685, 1676296, 2095370, 3352592, 4190740, 6705184, 8381480, 13410368, 16762960, 26820736, 33525920, 67051840, 134103680]

約数ペア:

[(1, 134103680), (2, 67051840), (4, 33525920), (5, 26820736), (8, 16762960), (10, 13410368), (16, 8381480), (20, 6705184), (32, 4190740), (40, 3352592), (64, 2095370), (80, 1676296), (128, 1047685), (160, 838148), (317, 423040), (320, 419074), (634, 211520), (640, 209537), (661, 202880), (1268, 105760), (1322, 101440), (1585, 84608), (2536, 52880), (2644, 50720), (3170, 42304), (3305, 40576), (5072, 26440), (5288, 25360), (6340, 21152), (6610, 20288), (10144, 13220), (10576, 12680)]