66963080

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{5281}}^1$

素因数の和:5609

約数の個数: 32

約数和(自身を含む): 151170840

約数和(自身を除く): 84207760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 5281, 6340, 10562, 12680, 21124, 26405, 42248, 52810, 105620, 211240, 1674077, 3348154, 6696308, 8370385, 13392616, 16740770, 33481540, 66963080]

約数ペア:

[(1, 66963080), (2, 33481540), (4, 16740770), (5, 13392616), (8, 8370385), (10, 6696308), (20, 3348154), (40, 1674077), (317, 211240), (634, 105620), (1268, 52810), (1585, 42248), (2536, 26405), (3170, 21124), (5281, 12680), (6340, 10562)]