83542940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{321319}}^1$

素因数の和:321341

約数の個数: 24

約数和(自身を含む): 188936160

約数和(自身を除く): 105393220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 321319, 642638, 1285276, 1606595, 3213190, 4177147, 6426380, 8354294, 16708588, 20885735, 41771470, 83542940]

約数ペア:

[(1, 83542940), (2, 41771470), (4, 20885735), (5, 16708588), (10, 8354294), (13, 6426380), (20, 4177147), (26, 3213190), (52, 1606595), (65, 1285276), (130, 642638), (260, 321319)]