87971890

素因数分解:

$2^1\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{5407}}^1$

素因数の和:7041

約数の個数: 16

約数和(自身を含む): 158476032

約数和(自身を除く): 70504142

約数列:

[1, 2, 5, 10, 1627, 3254, 5407, 8135, 10814, 16270, 27035, 54070, 8797189, 17594378, 43985945, 87971890]

約数ペア:

[(1, 87971890), (2, 43985945), (5, 17594378), (10, 8797189), (1627, 54070), (3254, 27035), (5407, 16270), (8135, 10814)]