87617380

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{4129}}^1$

素因数の和:5199

約数の個数: 24

約数和(自身を含む): 184214520

約数和(自身を除く): 96597140

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 4129, 4244, 5305, 8258, 10610, 16516, 20645, 21220, 41290, 82580, 4380869, 8761738, 17523476, 21904345, 43808690, 87617380]

約数ペア:

[(1, 87617380), (2, 43808690), (4, 21904345), (5, 17523476), (10, 8761738), (20, 4380869), (1061, 82580), (2122, 41290), (4129, 21220), (4244, 20645), (5305, 16516), (8258, 10610)]