87164272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{419059}}^1$

素因数の和:419080

約数の個数: 20

約数和(自身を含む): 181872040

約数和(自身を除く): 94707768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 419059, 838118, 1676236, 3352472, 5447767, 6704944, 10895534, 21791068, 43582136, 87164272]

約数ペア:

[(1, 87164272), (2, 43582136), (4, 21791068), (8, 10895534), (13, 6704944), (16, 5447767), (26, 3352472), (52, 1676236), (104, 838118), (208, 419059)]