26665340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102559}}^1$

素因数の和:102581

約数の個数: 24

約数和(自身を含む): 60305280

約数和(自身を除く): 33639940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 102559, 205118, 410236, 512795, 1025590, 1333267, 2051180, 2666534, 5333068, 6666335, 13332670, 26665340]

約数ペア:

[(1, 26665340), (2, 13332670), (4, 6666335), (5, 5333068), (10, 2666534), (13, 2051180), (20, 1333267), (26, 1025590), (52, 512795), (65, 410236), (130, 205118), (260, 102559)]