71138560

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 172002600

約数和(自身を除く): 100864040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 373, 596, 640, 745, 746, 1192, 1280, 1490, 1492, 1865, 2384, 2980, 2984, 3730, 4768, 5960, 5968, 7460, 9536, 11920, 11936, 14920, 19072, 23840, 23872, 29840, 38144, 47680, 47744, 55577, 59680, 95360, 95488, 111154, 119360, 190720, 222308, 238720, 277885, 444616, 477440, 555770, 889232, 1111540, 1778464, 2223080, 3556928, 4446160, 7113856, 8892320, 14227712, 17784640, 35569280, 71138560]

約数ペア:

[(1, 71138560), (2, 35569280), (4, 17784640), (5, 14227712), (8, 8892320), (10, 7113856), (16, 4446160), (20, 3556928), (32, 2223080), (40, 1778464), (64, 1111540), (80, 889232), (128, 555770), (149, 477440), (160, 444616), (256, 277885), (298, 238720), (320, 222308), (373, 190720), (596, 119360), (640, 111154), (745, 95488), (746, 95360), (1192, 59680), (1280, 55577), (1490, 47744), (1492, 47680), (1865, 38144), (2384, 29840), (2980, 23872), (2984, 23840), (3730, 19072), (4768, 14920), (5960, 11936), (5968, 11920), (7460, 9536)]