166013560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{42787}}^1$

素因数の和:42895

約数の個数: 32

約数和(自身を含む): 377390160

約数和(自身を除く): 211376600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 42787, 85574, 171148, 213935, 342296, 427870, 855740, 1711480, 4150339, 8300678, 16601356, 20751695, 33202712, 41503390, 83006780, 166013560]

約数ペア:

[(1, 166013560), (2, 83006780), (4, 41503390), (5, 33202712), (8, 20751695), (10, 16601356), (20, 8300678), (40, 4150339), (97, 1711480), (194, 855740), (388, 427870), (485, 342296), (776, 213935), (970, 171148), (1940, 85574), (3880, 42787)]