81202972

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2269}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 148730400

約数和(自身を除く): 67527428

約数列:

[1, 2, 4, 23, 46, 92, 389, 778, 1556, 2269, 4538, 8947, 9076, 17894, 35788, 52187, 104374, 208748, 882641, 1765282, 3530564, 20300743, 40601486, 81202972]

約数ペア:

[(1, 81202972), (2, 40601486), (4, 20300743), (23, 3530564), (46, 1765282), (92, 882641), (389, 208748), (778, 104374), (1556, 52187), (2269, 35788), (4538, 17894), (8947, 9076)]