87659870

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{90371}}^1$

素因数の和:90475

約数の個数: 16

約数和(自身を含む): 159416208

約数和(自身を除く): 71756338

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 90371, 180742, 451855, 903710, 8765987, 17531974, 43829935, 87659870]

約数ペア:

[(1, 87659870), (2, 43829935), (5, 17531974), (10, 8765987), (97, 903710), (194, 451855), (485, 180742), (970, 90371)]