87580724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2239}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 192675840

約数和(自身を除く): 105095116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 508, 889, 1397, 1778, 2239, 2794, 3556, 4478, 5588, 8956, 9779, 15673, 19558, 24629, 31346, 39116, 49258, 62692, 98516, 172403, 284353, 344806, 568706, 689612, 1137412, 1990471, 3127883, 3980942, 6255766, 7961884, 12511532, 21895181, 43790362, 87580724]

約数ペア:

[(1, 87580724), (2, 43790362), (4, 21895181), (7, 12511532), (11, 7961884), (14, 6255766), (22, 3980942), (28, 3127883), (44, 1990471), (77, 1137412), (127, 689612), (154, 568706), (254, 344806), (308, 284353), (508, 172403), (889, 98516), (1397, 62692), (1778, 49258), (2239, 39116), (2794, 31346), (3556, 24629), (4478, 19558), (5588, 15673), (8956, 9779)]