165053560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{84211}}^1$

素因数の和:84236

約数の個数: 48

約数和(自身を含む): 432007560

約数和(自身を除く): 266954000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 84211, 168422, 336844, 421055, 589477, 673688, 842110, 1178954, 1684220, 2357908, 2947385, 3368440, 4126339, 4715816, 5894770, 8252678, 11789540, 16505356, 20631695, 23579080, 33010712, 41263390, 82526780, 165053560]

約数ペア:

[(1, 165053560), (2, 82526780), (4, 41263390), (5, 33010712), (7, 23579080), (8, 20631695), (10, 16505356), (14, 11789540), (20, 8252678), (28, 5894770), (35, 4715816), (40, 4126339), (49, 3368440), (56, 2947385), (70, 2357908), (98, 1684220), (140, 1178954), (196, 842110), (245, 673688), (280, 589477), (392, 421055), (490, 336844), (980, 168422), (1960, 84211)]