87125870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{670199}}^1$

素因数の和:670219

約数の個数: 16

約数和(自身を含む): 168890400

約数和(自身を除く): 81764530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 670199, 1340398, 3350995, 6701990, 8712587, 17425174, 43562935, 87125870]

約数ペア:

[(1, 87125870), (2, 43562935), (5, 17425174), (10, 8712587), (13, 6701990), (26, 3350995), (65, 1340398), (130, 670199)]