126065920

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 304453800

約数和(自身を除く): 178387880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 596, 640, 661, 745, 1192, 1280, 1322, 1490, 2384, 2644, 2980, 3305, 4768, 5288, 5960, 6610, 9536, 10576, 11920, 13220, 19072, 21152, 23840, 26440, 38144, 42304, 47680, 52880, 84608, 95360, 98489, 105760, 169216, 190720, 196978, 211520, 393956, 423040, 492445, 787912, 846080, 984890, 1575824, 1969780, 3151648, 3939560, 6303296, 7879120, 12606592, 15758240, 25213184, 31516480, 63032960, 126065920]

約数ペア:

[(1, 126065920), (2, 63032960), (4, 31516480), (5, 25213184), (8, 15758240), (10, 12606592), (16, 7879120), (20, 6303296), (32, 3939560), (40, 3151648), (64, 1969780), (80, 1575824), (128, 984890), (149, 846080), (160, 787912), (256, 492445), (298, 423040), (320, 393956), (596, 211520), (640, 196978), (661, 190720), (745, 169216), (1192, 105760), (1280, 98489), (1322, 95360), (1490, 84608), (2384, 52880), (2644, 47680), (2980, 42304), (3305, 38144), (4768, 26440), (5288, 23840), (5960, 21152), (6610, 19072), (9536, 13220), (10576, 11920)]