81571344

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39521}}^1$

素因数の和:39575

約数の個数: 40

約数和(自身を含む): 215632032

約数和(自身を除く): 134060688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 39521, 79042, 118563, 158084, 237126, 316168, 474252, 632336, 948504, 1699403, 1897008, 3398806, 5098209, 6797612, 10196418, 13595224, 20392836, 27190448, 40785672, 81571344]

約数ペア:

[(1, 81571344), (2, 40785672), (3, 27190448), (4, 20392836), (6, 13595224), (8, 10196418), (12, 6797612), (16, 5098209), (24, 3398806), (43, 1897008), (48, 1699403), (86, 948504), (129, 632336), (172, 474252), (258, 316168), (344, 237126), (516, 158084), (688, 118563), (1032, 79042), (2064, 39521)]